10. TABLES

Table 1. Fisheries production in quantity ('000 t) by sub-sectors, 1977 - 1997

Year	Total	Capture		Culture
		Marine	Inland	Coastal	Freshwater
1977	2 189.90	2 064.40	89.20	3.20	33.10
1978	2 099.30	1 947.70	102.10	10.10	39.40
1979	1 946.30	1 802.30	103.70	10.90	29.40
1980	1 792.90	1 587.90	110.40	60.10	34.50
1981	1 989.00	1 756.90	116.50	67.50	48.10
1982	2 120.10	1 949.70	87.70	36.90	45.80
1983	2 255.40	2 055.20	108.40	44.80	47.00
1984	2 134.80	1 911.50	111.40	61.50	50.40
1985	2 225.20	1 997.20	92.20	60.60	75.20
1986	2 536.30	2 309.50	98.40	39.10	89.30
1987	2 779.10	2 540.00	87.40	61.90	89.80
1988	2 629.70	2 337.20	81.50	108.90	102.10
1989	2 740.00	2 370.50	109.10	168.70	91.70
1990	2 786.40	2 362.20	127.20	193.20	103.80
1991	2 967.70	2 478.60	136.00	230.40	122.70
1992	3 239.80	2 736.40	132.00	229.30	142.10
1993	3 385.10	2 752.50	175.40	295.60	161.60
1994	3 523.20	2 804.40	202.60	345.80	170.40
1995	3 572.60	2 827.40	191.70	357.50	196.00
1996	3 549.20	2 786.10	208.40	326.00	228.70
1997	3 384.40	2 679.50	205.00	299.70	200.20
Average Annual Increase (%)	2.40	1.58	5.29	45.93	10.66

SOURCE: Annual Fisheries Statistics of Thailand (Various Issues), Department of Fisheries

Year	Total	Capture		Culture
		Marine	Inland	Coastal	Freshwater
1977	10 660.50	8 558.70	1 622.60	63.50	415.70
1978	13 828.10	11 087.60	1 942.80	371.10	426.60
1979	14 004.10	10 835.40	2 249.40	483.10	436.20
1980	14 067.50	9 793.60	2 961.10	713.90	598.90
1981	17 133.90	12 335.90	2 914.50	877.50	1 006.00
1982	18 194.00	13 370.60	3 068.00	875.40	880.00
1983	19 238.30	14 049.10	2 996.50	1 187.10	1 005.60
1984	18 337.10	13 277.20	2 569.40	1 264.10	1 226.40
1985	19 785.50	14 077.30	2 569.70	1 573.30	1 565.20
1986	22 882.30	16 987.30	2 069.90	1 890.10	1 935.00
1987	27 641.60	19 357.10	2 113.10	3 726.10	2 445.30
1988	32 422.50	19 823.00	1 784.70	8 216.90	2 597.90
1989	35 870.00	19 935.20	2 228.20	11 493.60	2 213.00
1990	41 395.70	20 738.40	3 301.70	14 753.60	2 602.00
1991	53 025.80	26 403.70	3 290.80	20 362.10	2 969.20
1992	65 544.50	32 833.00	2 998.80	26 234.50	3 478.20
1993	78 406.70	36 224.10	4 489.50	33 603.50	4 089.60
1994	87 001.20	36 337.20	4 805.60	40 961.80	4 896.60
1995	96 111.60	45 183.20	4 601.10	41 038.80	5 288.50
1996	100 625.80	46 815.30	4 995.40	42 029.50	6 785.60
1997	108 642.20	47 134.20	5 154.20	50 399.00	5 954.80
Average Annual Increase (%)	12.68	9.51	7.47	54.85	15.66

SOURCE: Annual Fisheries Statistics of Thailand (Various Issues), Department of Fisheries

Year	Ton	Nile Tilapia		Walking Catfish		Silver Barb		Sepat Siam		Striped Catfish		Striped Snakehead		Others
		Quantity	%	Quantity	%	Quantity	%	Quantity	%	Quantity	%	Quantity	%	Quantity	%
1977	33,141	3,075	9.28	7,029	21.21	826	2.49	13,049	39.38	2,945	8.89	3,320	10.02	2,897	8.74
1978	39,367	3,625	9.21	7,602	19.31	1,712	4.35	17,417	44.24	3,209	8.15	2,702	6.86	3,100	7.88
1979	29,462	3,248	11.02	4,246	14.41	3,683	12.50	9,817	33.32	3,322	11.28	2,143	7.27	3,002	10.19
1980	34,505	5,115	14.83	5,512	15.98	2,932	8.50	9,532	27.63	4,211	12.20	3,883	11.25	3,318	9.62
1981	48,113	5,455	11.34	6,070	12.62	4,178	8.68	11,035	22.94	8,277	17.20	8,678	18.04	4,421	9.19
1982	45,829	7,105	15.50	3,457	7.54	4,630	10.10	13,150	28.69	7,986	17.43	5,657	12.34	3,844	8.39
1983	46,966	12,091	25.74	2,961	6.30	5,052	10.76	9,326	19.86	6,963	14.82	4,754	10.12	5,820	12.39
1984	50,411	7,953	15.78	4,599	9.12	4,914	9.75	11,781	23.37	8,174	16.21	4,863	9.65	8,127	16.12
1985	75,254	15,110	20.08	6,393	8.50	7,312	9.72	16,577	22.03	13,786	18.32	7,364	9.79	8,711	11.58
1986	89,325	18,367	20.56	15,816	17.71	8,791	9.84	16,129	18.06	12,574	14.08	5,986	6.70	11,662	13.06
1987	89,782	16,980	18.91	13,875	15.45	11,145	12.41	14,269	15.89	11,822	13.17	3,294	3.67	18,397	20.49
1988	102,128	18,810	18.42	12,551	12.29	12,973	12.70	14,901	14.59	20,353	19.93	4,041	3.96	18,499	18.11
1989	91,680	21,114	23.03	12,383	13.51	13,370	14.58	13,196	14.39	13,540	14.77	3,732	4.07	14,346	15.65
1990	103,754	22,834	22.01	17,908	17.26	14,646	14.12	12,799	12.34	13,337	12.85	3,786	3.65	18,443	17.78
1991	122,680	28,106	22.91	29,135	23.75	16,274	13.27	13,280	10.83	14,517	11.83	5,566	4.54	15,800	12.88
1992	142,105	43,935	30.92	23,775	16.73	23,840	16.78	12,959	9.12	14,176	9.98	4,715	3.32	18,704	13.16
1993	161,630	53,997	33.41	31,064	19.22	21,940	13.57	15,449	9.56	11,972	7.41	5,910	3.66	21,299	13.18
1994	170,427	55,716	32.69	34,663	20.34	27,211	15.97	19,304	11.33	8,153	4.78	5,589	3.28	19,789	11.61
1995	196,056	76,054	38.79	44,120	22.50	27,432	13.99	16,714	8.52	7,307	3.73	5,790	2.95	18,638	9.51
1996	228,656	81,547	35.66	64,372	28.15	33,150	14.50	13,816	6.04	9,758	4.27	6,292	2.75	19,721	8.62
1997	200,177	67,773	33.86	51,289	25.62	33,504	16.74	12,947	6.47	7,678	3.84	4,001	2.00	22,985	11.48
Average Annual Increase (%)	10.64	20.27		17.46		24.15		2.20		9.44		7.43		12.92

Source: Annual Fisheries Statistics of Thailand (Various Issues),Department of Fisheries

Year	Quantity	Northern		North - eastern		Central Plain		Eastern		Western		Southern
		Quantity	%	Quantity	%	Quantity	%	Quantity	%	Quantity	%	Quantity	%
1977	33,141	1,327	4.00	1,586	4.79	4,080	12.31	18,033	54.41	7,036	21.23	1,078	3.25
1978	39,367	1,127	2.86	1,962	4.98	4,331	11.00	23,059	58.58	7,759	19.71	1,128	2.87
1979	29,262	1,517	5.19	2,058	7.03	6,183	21.13	14,161	48.39	4,162	14.22	1,180	4.03
1980	34,504	2,792	8.09	3,379	9.79	5,574	16.16	15,737	45.61	6,205	17.98	818	2.37
1981	48,113	3,917	8.14	3,081	6.40	9,021	18.75	18,299	38.03	13,130	27.29	665	1.38
1982	45,829	2,998	6.54	3,894	8.50	9,888	21.58	17,711	38.64	10,647	23.23	691	1.51
1983	46,966	3,094	6.59	5,459	11.62	9,476	20.18	14,292	30.43	13,717	29.21	929	1.98
1984	50,411	3,408	6.76	3,802	7.54	11,069	21.96	21,426	42.50	10,077	19.99	629	1.25
1985	75,254	8,319	11.05	5,292	7.03	16,010	21.27	28,655	38.08	16,085	21.37	893	1.19
1986	89,325	7,600	8.51	5,803	6.50	20,016	22.41	35,723	39.99	18,881	21.14	1,303	1.46
1987	89,782	7,886	8.78	7,047	7.85	22,225	24.75	32,658	36.38	18,371	20.46	1,594	1.78
1988	102,128	11,504	11.26	9,354	9.16	31,585	30.93	29,887	29.26	18,267	17.89	1,530	1.50
1989	91,680	9,462	10.32	7,330	7.99	26,531	28.94	30,912	33.72	14,051	15.33	3,395	3.70
1990	103,754	18,832	18.15	9,043	8.72	27,599	26.60	29,083	28.03	15,325	14.77	3,872	3.73
1991	122,680	13,298	10.84	11,388	9.28	32,934	26.85	32,705	26.66	27,274	22.23	5,079	4.14
1992	142,105	23,824	16.77	11,105	7.81	25,362	17.85	42,044	29.59	35,284	24.83	4,487	3.16
1993	161,630	27,077	16.75	13,613	8.42	28,464	17.61	48,513	30.02	38,101	23.57	5,862	3.63
1994	170,427	29,317	17.20	16,094	9.44	27,765	16.29	40,879	23.99	50,532	29.65	5,840	3.43
1995	196,056	28,820	14.70	19,803	10.10	44,380	22.64	44,208	22.55	50,658	25.84	8,188	4.18
1996	228,654	31,936	13.97	30,917	13.52	48,829	21.35	44,593	19.50	56,304	24.62	16,075	7.03
1997	200,177	24,398	12.19	33,521	16.75	44,900	22.43	42,758	21.36	45,521	22.74	9,079	4.54
Average Annual Increase (%)	10.66	22.87		18.84		15.1		6.43		15.39		17.54

Source: Annual Fisheries Statistics of Thailand (Various Issues),Department of Fisheries

Region	No. of Farms	Area (ha)	Unit	Average Area per Farm (ha/farm)
North	35 736	6 657	51 461	0.19
Northeastern	79 292	23 898	105 895	0.30
Central	10 079	6 466	23 796	0.64
East	15 748	19 501	22 754	1.24
West	10 316	9 617	20 343	0.93
South	17 801	1 469	26 551	0.08
Total	168 972	67 608		0.40

Source: Annual Fisheries Statistics of Thailand (Various Issues), Department of Fisheries

Year	Pork	Beef	Chicken	Fish and Seafood
1980	5.76	2.36	8.45	19.83
1981	5.53	2.33	7.50	22.60
1982	5.46	2.38	8.98	22.68
1983	5.21	2.34	9.10	23.46
1984	5.16	2.26	8.97	19.75
1985	5.50	2.23	9.95	19.73
1986	5.16	2.14	9.56	20.45
1987	4.96	2.14	7.86	18.91
1988	5.08	2.10	7.69	18.75
1989	5.22	2.08	9.25	19.94
1990	5.55	2.15	7.35	19.77
1991	5.07	2.30	8.41	22.51
1992	5.08	2.32	11.20	25.74
1993	5.64	2.57	11.10	29.19
1994	5.67	2.90	9.810	32.83
1995	6.83	2.12	10.00	33.82
1996	7.05	2.12	10.90	31.59
1997	8.45	2.13	11.50	27.01
Average Annual Increase (%)	2.70	-0.23	4.84	2.26

SOURCES: 1. Office of Agricultural Economics. 2. Department of Fisheries

Species		Rural		Urban	All
		Producer	Non-producer
1. No of Household		170	167	119	456
2. Quantities by Species (kg)
	Common carp	0.84	0.36	0.12	0.48
	Thai silver barb	7.92	4.20	0.60	4.68
	Tilapia	11.04	8.76	4.68	8.52
	Walking catfish	3.00	3.84	1.80	3.00
	Snakehead	4.44	5.40	2.88	4.44
	Other freshwater fish	4.32	2.76	2.04	3.12
	Marine fish	1.32	1.68	4.80	2.40
	Total Fresh fish	32.88	27.00	16.92	26.64
	Dried fish	2.04	1.68	3	2.16
	Total (include dried fish)	34.92	28.68	19.92	28.8
3. Quantity by source (kg)
	Purchased	10.32	20.64	19.44	16.56
	Captured	24.6	8.04	0.48	12.24
Total		34.92	28.68	19.92	28.8

Table 8. Annual per caput consumption by species and region

Species		Central	West	East	North	Northeast
1. No. of Households		167	55	47	88	99
2. Quantities by Species (kg)
	Silver Barb	2.04	3.96	4.20	8.16	6.60
	Tilapia	5.28	11.16	12.48	9.60	9.60
	Walking Catfish	2.28	2.28	3.24	3.72	3.72
	Striped Snakehead	3.84	6.00	4.92	4.20	4.44
	Other Fresh water Fish	3.00	3.12	1.32	4.20	5.76
	Marine Fish	4.20	0.36	2.16	1.08	1.44
	Total-Fresh Fish	20.64	26.88	28.32	30.96	31.56
	Dried Fish	2.49	1.62	1.51	1.08	2.27
Total (Include Dried Fish)		23.13	28.50	29.83	32.04	33.83

Table 9. Annual per caput expenditure classified by quantile groups

Expenditure	Average Annual Expenditure (Baht per year)
	I	II	III	IV	Average
1. Total	8 338.68	13 037.40	18 859.56	39 250.08	19 871.40
2. Food	5 378.40	7 003.80	8 682.12	10 978.32	8 010.72
% out of total	64.50	53.72	46.04	27.97	40.31
3. Non-Food	2 960.16	6 033.48	10 177.32	28 271.76	11 860.68
% out of total	35.50	46.28	53.96	72.03	59.69
4. Fish*	759.96	1 047.72	1 377.12	1 816.92	1 250.40
% out of total	9.11	8.04	7.30	4.63	6.29
% out of food	14.13	14.96	15.86	16.55	15.61
4.1 Common carp	15.24	16.92	21.24	9.12	15.60
	(2.01)	(1.61)	(1.54)	(0.50)	(1.25)
4.2 Thai silver Barb	157.08	134.52	144.36	76.32	128.16
	(20.67)	(12.84)	(10.49)	(4.20)	(10.25)
4.3 Tilapia	188.16	207.84	259.92	232.20	222.00
	(24.77)	(19.83)	(18.87)	(12.78)	(17.76)
4.4 Walking Catfish	52.68	73.80	96.12	115.32	84.48
	(6.93)	(7.04)	(6.98)	(6.35)	(6.76)
4.5 Snakehead	188.88	267.48	350.76	332.16	284.88
	(24.85)	(25.53)	(25.48)	(18.29)	(22.78)
4.6 Other FW Fish	71.88	106.32	107.04	219.12	126.12
	(9.46)	(10.15)	(7.78)	(12.06)	(10.09)
4.7 Marine Fish	23.76	113.16	196.20	432.12	191.28
	(3.13)	(10.80)	(14.24)	(23.78)	(15.30)
4.8 Dried Fish	62.16	127.68	201.24	400.32	197.88
	(8.18)	(12.18)	(14.62)	(22.03)	(15.82)

NOTES: (1) * Including dried fish. (2) Figures in brackets are percentages of expenditure on individual species out of total fish expenditure

Expenditures	Average Annual Expenditure
	I	II	III	IV	Average
1. Total	7 680.12	11 480.64	15 629.52	29 671.56	16 090.44
2. Food	5 016.96	6 667.44	8 422.20	10 671.96	7 686.72
% out of total	65.32	58.08	53.89	35.97	47.77
3. Non-Food	2 663.16	4 813.32	7 207.44	18 999.60	8 403.72
% out of total	34.68	41.93	46.11	64.03	52.23
4. Fish*	718.44	958.32	1 402.80	1 652.88	1 181.76
%out of total	9.35	8.35	8.98	5.57	7.34
% out of food	14.32	14.37	16.66	15.49	15.37
4.1 Common carp	17.28	21.48	19.68	21.96	20.16
	(2.41)	(2.24)	(1.41)	(1.33)	(1.70)
4.2 Thai silver Barb	151.68	140.40	191.64	185.76	167.28
	(21.12)	(14.65)	(13.66)	(11.24)	(14.16)
4.3 Tilapia	167.64	205.68	294.96	342.24	252.36
	(23.34)	(21.47)	(21.02)	(20.71)	(21.36)
4.4 Walking Catfish	51.36	76.80	103.68	149.88	95.28
	(7.15)	(8.02)	(7.39)	(9.07)	(8.07)
4.5 Snakehead	185.76	252.00	366.60	432.12	308.76
	(25.86)	(26.29)	(26.13)	(26.15)	(26.13)
4.6 Other FW Fish	63.60	92.88	140.88	195.84	123.12
	(8.85)	(9.69)	(10.04)	(11.85)	(10.42)
4.7 Marine Fish	24.24	79.92	117.00	145.20	91.32
	(3.37)	(8.34)	(8.34)	(8.78)	(7.73)
4.8 Dried Fish	56.76	89.16	168.36	179.88	123.36
	(7.90)	(9.31)	(12.00)	(10.88)	(10.44)

NOTES: (1) * Including dried fish. (2) figures in brackets are percentages of expenditure on individual species out of total fish expenditure.

Expenditures	Average Annual Expenditure
	I	II	III	IV	Average
1. Total	7 703.64	11 167.92	15 177.12	27 834.72	15 423.48
2. Food	5 115.60	6 866.88	8 351.40	10 487.40	7 693.92
% out of total	66.40	61.49	55.03	37.68	49.88
3. Non-Food	2 588.04	4 301.04	6 825.72	17 347.32	7 729.56
% out of total	33.60	38.51	44.97	62.32	50.12
4. Fish*	737.40	957.36	1 431.24	1 555.08	1 169.28
% out of total	9.57	8.57	9.43	5.59	7.58
% out of food	14.41	13.94	17.14	14.83	15.20
4.1 Common carp	20.04	19.32	33.24	38.40	27.72
	(2.72)	(2.01)	(2.32)	(2.47)	(2.37)
4.2 Thai silver Barb	174.00	146.04	279.96	247.68	212.16
	(23.60)	(15.25)	(19.56)	(15.93)	(18.14)
4.3 Tilapia	195.48	222.72	335.64	300.84	263.64
	(26.51)	(23.27)	(23.45)	(19.35)	(22.55)
4.4 Walking Catfish	47.52	93.36	56.16	134.88	82.56
	(6.44)	(9.75)	(3.92)	(8.68)	(7.07)
4.5 Snakehead	151.56	202.20	359.52	332.76	261.48
	(20.55)	(21.12)	(25.12)	(21.40)	(22.36)
4.6 Other FW Fish	70.80	129.36	133.08	178.68	127.68
	(9.60)	(13.51)	(9.30)	(11.49)	(10.92)
4.7 Marine Fish	21.12	70.32	125.64	86.76	75.96
	(2.86)	(7.34)	(8.78)	(5.58)	(6.49)
4.8 Dried Fish	57.00	74.04	108.12	235.08	118.08
	(7.74)	(7.73)	(7.55)	(15.11)	(10.10)

Notes: (1) * Including dried fish. (2) Figures in brackets are percentages of expenditure on individual species out of total fish expenditure

Expenditures	Average Annual Expenditure
	I	II	III	IV	Average
1. Total	9 012.60	14 783.76	21 560.40	44 907.96	22 515.24
2. Food	5 390.76	7 298.52	8 141.28	12 005.88	8 199.00
% out of total	59.81	49.37	37.76	26.73	36.42
3. Non-Food	3 621.84	7 485.24	13 419.12	32 902.08	14 316.24
% out of total	40.19	50.63	62.24	73.27	63.58
4. Fish*	726.96	1 120.92	1 260.72	2 094.48	1 298.64
% out of total	8.07	7.58	5.85	4.66	5.77
% out of food	13.49	15.36	15.49	17.45	15.84
4.1 Common carp	13.80	6.24	9.12	4.44	8.40
	(1.90)	(0.55)	(0.73)	(0.21)	(0.65)
4.2 Thai silver Barb	111.60	87.96	69.96	42.72	78.24
	(15.35)	(7.85)	(5.55)	(2.04)	(6.02)
4.3 Tilapia	146.40	213.72	205.32	224.28	197.28
	(20.14)	(19.06)	(16.29)	(10.71)	(15.19)
4.4 Walking Catfish	60.36	96.24	70.44	115.92	85.56
	(8.31)	(8.58)	(5.59)	(5.54)	(6.59)
4.5 Snakehead	222.60	309.96	300.48	363.12	298.80
	(30.62)	(27.66)	(23.83)	(17.33)	(23.01)
4.6 Other FW Fish	53.76	84.84	110.04	253.56	125.16
	(7.39)	(7.57)	(8.72)	(12.10)	(9.64)
4.7 Marine Fish	43.20	168.84	238.44	592.44	259.92
	(5.95)	(15.06)	(18.91)	(28.29)	(20.01)
4.8 Dried Fish	75.12	153.24	256.92	498.00	245.28
	(10.34)	(13.67)	(20.38)	(23.78)	(18.89)

Notes: (1) * Including Dried Fish. (2) Figures in brackets are percentage of expenditure on individual species out of fish expenditure

Species	Urban		Rural				All
			Producer		Non-Producer
	Size	Price	Size	Price	Size	Price	Size	Price
Tilapia	3.71	29.56	4.03	26.24	3.88	29.08	3.87	28.47
Thai Silver Barb	4.32	33.04	4.25	28.26	4.35	30.26	4.31	30.00
Common Carp	3.08	35.00	3.39	33.61	3.22	38.06	3.28	35.29
Catfish	4.25	30.11	5.17	28.28	4.96	28.54	4.83	28.87
Snakehead	2.08	77.20	2.46	63.35	2.61	66.17	2.42	68.58
Marine Fish	8.23	93.91	9.81	59.12	9.12	64.24	8.92	75.43
Other Freshwater Fish	4.36	76.13	6.56	41.80	7.68	45.51	6.19	56.66
Dryfish	-	151.05	-	71.18	-	91.28	-	104.79

Table 14. Average prices and sizes by season

Quarter	Tilapia	Thai Silver Barb	Common Carp	Catfish	Snakehead	Marine Fish	Other Freshwater Fish	Dryfish
Price (baht/kg)
Qtr1 (Jan - Mar)	28.84	29.32	32.50	30.69	67.59	92.15	47.09	115.51
Qtr2 (Apr - Jun)	26.19	27.11	34.89	28.21	67.33	86.25	42.31	102.31
Qtr3 (Jul - Sep)	25.28	27.22	35.33	26.22	63.62	78.92	35.74	99.13
Qtr4 (Oct - Dec)	26.13	26.96	29.61	28.26	64.93	73.42	51.52	113.83
Average	27.07	28.18	33.40	28.62	65.64	75.33	45.32	104.79
Size (pieces/kg)
Qtr1 (Jan - Mar)	4.04	4.49	2.79	4.70	2.54	9.01	6.78	-
Qtr2 (Apr - Jun)	3.63	4.12	3.61	4.48	2.35	8.85	5.36	-
Qtr3 (Jul - Sep)	3.64	4.15	3.53	5.13	2.73	7.30	5.02	-
Qtr4 (Oct - Dec)	4.13	4.45	2.86	4.76	2.64	9.25	8.43	-
Average	3.85	4.34	3.20	4.80	2.65	8.99	7.06	-

Table 15. Quantity of freshwater fish sold at Bangkok Fish Marketing Organization (metric tonnes, t)

Year	Total Quantity Sold	Through Marine Fish Agent	Through freshwater fish agent
1984	9 232	5 542	3 690
1985	12 428	8 314	4 114
1986	13 955	9 799	4 156
1987	16 802	12 606	4 196
1988	19 228	13 164	6 064
1989	22 588	12 028	10 560
1900	24 238	10 740	13 498
1991	29 653	14 549	15 104
1992	31 592	13 354	18 238
1993	46 240	24 810	21 430
1994	52 099	38 904	13 195
1995	44 269	32 859	11 410
1996	44 860	30 991	13 869
1997	43 553	32 727	10 826
1998	47 010	38 120	8 890
Average Annual Change (%)	13.3	18.1	10.0

SOURCE: Fish Marketing Organization

Items/Species		Nile Tilapia		Silver Barb		Walking Catfish		Striped Snakehead		Striped Catfish
		(ß)	(%)	(ß)	(%)	(ß)	(%)	(ß)	(%)	(ß)	(%)
Price rec'd by retailers		30	100	35	100	35	100	80	100	35	100
Marketing Margin		5	16.7	7	20.0	7	20.0	10	12.5	7	20.0
	- Retailers ' Cost	2.11	7.0	2.11	6.0	2.11	6.0	2.11	2.6	2.11	6.0
	- Retailers ' Profit	2.89	9.7	4.89	14.0	4.89	14.0	7.89	9.9	4.89	14.0
Price rec'd by wholesalers		25	83.3	28	80.0	28	80.0	70	87.5	28	80.0
Marketing Margin		3	10.1	4	11.4	6	17.2	5	6.3	5	14.3
	- Wholesalers ' Cost	1.42	4.7	1.42	4.1	1.42	4.1	1.42	1.8	1.42	4.1
	- Wholesalers 'Profit	1.58	5.4	2.58	7.3	4.58	13.1	3.58	4.5	3.58	10.2
Price rec'd by collectors		22	73.3	24	68.5	22	62.8	65	81.3	23	65.7
Marketing Margin		4	13.3	6	17.2	4	11.4	5	6.3	5	14.3
	- Collectors ' Cost	1.21	4.0	1.21	3.5	0.98	2.8	0.84	1.1	1.21	3.5
	- Collectors ' Profit	2.79	9.3	4.79	13.7	3.02	8.6	4.16	5.2	3.79	10.8
		18	59.9	18	51.4	18	51.4	60	75.0	18	51.4
Price rec'd by fish farmers
(Fish Farmers Share)
Total Marketing Margin			59.9		51.4		51.4		75.0		51.4
	- Total Marketing Cost		40.1		48.6		48.6		25.0		48.6
	- Total Profit		15.7		13.6		12.9		5.4		13.6
	- Margin		24.4		35.0		35.7		19.6		35.0

Table 17. Production and average price of main species, 1977-1997 (Quantity: t Price:Baht/kg.)

Year	Nile Tilapia		Walking Catfish		Silver Barb		Sepat Siam		Striped Catfish		Striped Snakehead
	Qty	Price	Qty	Price	Qty	Price	Qty	Price	Qty	Price	Qty	Price
1977	3 075	13.52	7 029	18.00	826	11.75	13 049	7.16	2 945	11.80	3 320	18.73
1978	3 625	13.09	7 602	15.60	1 712	12.44	17 417	5.81	3 209	10.36	2 702	19.70
1979	3 248	15.58	4 246	21.23	3 683	14.21	9 817	9.30	3 322	10.08	2 143	24.71
1980	5 115	14.48	5 512	21.63	2 932	17.41	9 532	10.41	4 211	13.63	3 883	25.15
1981	5 455	14.97	6 070	27.33	4 178	17.67	11 035	9.69	8 277	11.25	8 678	32.60
1982	7 105	15.90	3 457	26.96	4 630	18.64	13 150	12.05	7 986	10.39	5 657	33.92
1983	12 091	14.47	2 961	32.00	5 052	20.54	9 326	12.35	6 963	11.56	4 754	32.59
1984	7 953	14.57	4 599	29.59	4 914	19.21	11 781	12.21	8 174	10.83	4 863	33.46
1985	15 110	12.42	6 393	29.68	7 312	18.83	16 577	13.25	13 786	9.86	7 364	32.82
1986	18 367	12.00	15 816	22.64	8 791	17.79	16 129	15.08	12 574	9.86	5 986	33.86
1987	16 980	12.88	13 875	28.44	11 145	18.24	14 269	14.95	11 822	10.16	3 294	35.07
1988	18 810	13.10	12 551	31.52	12 973	18.58	14 901	15.15	20 353	9.34	4 041	34.26
1989	21 114	13.29	12 383	30.32	13 370	18.80	13 196	15.46	13 540	9.53	3 732	37.29
1990	22 834	14.35	17 908	26.87	14 646	19.10	12 799	19.27	13 337	10.83	3 786	40.24
1991	28 106	14.08	29 135	25.23	16 274	19.71	13 280	21.94	14 517	11.59	5 566	40.17
1992	43 935	13.93	23 775	24.85	23 840	20.95	12 959	22.75	14 176	14.08	4 715	38.29
1993	53 997	14.31	31 064	25.06	21 940	23.86	15 449	28.26	11 972	11.86	5 910	48.40
1994	55 716	18.01	34 663	23.90	27 211	21.85	19 304	36.01	8 153	13.21	5 589	49.57
1995	76 054	17.62	44 120	25.68	27 432	23.74	16 714	36.70	7 307	12.93	5 790	52.94
1996	81 547	16.24	64 372	35.25	33 150	33.61	13 816	40.34	9 758	15.88	6 292	60.18
1997	67 773	24.23	51 289	27.20	33 504	27.74	12 947	42.20	7 678	17.99	4 001	57.74
Average Annual Increase (%)		3.76		3.46		5.03		10.36		3.00		6.22