Note: All Cost Items are in term of per mu, excep price and wage rate.
Production Cost Per Mu (yuan), Yield Per Mu (jin), Wage Rate = yuan/per labor day and Producer Price (yuan/jin).
China's Agricultural Production Cost and Return Survey, various years.
Year	Crops	Total Cost	1.  Direct cost	Seedlings	Organic Manure	Fertilizer	Plastic Sheet	Pesticides	Machinery	Irrigation	Other	2. Indirect expense	3. Labor expense	Labor day	Wage rate	Tax	Yield	Price
1998	Cotton	623.91	219.35	18.04	19.65	79.72	17.45	51.70	14.70	18.09	0.00	14.34	364.19	34.39	10.59	20.19	136.50	5.93
1998	Corn	285.11	123.63	17.30	12.54	64.47	3.96	4.37	12.56	8.43	0.00	11.59	134.47	14.17	9.49	11.21	767.80	0.54
1998	Peanuts	376.76	145.08	69.02	15.50	38.18	4.15	7.58	4.80	5.85	0.00	10.66	205.50	19.46	10.56	9.97	365.34	1.42
1998	Rapeseed	249.64	72.59	3.58	11.94	42.37	0.01	4.85	6.29	3.55	0.00	8.47	151.90	15.01	10.12	14.39	187.20	1.32
1998	Soybeans	172.93	61.80	21.64	6.07	18.30	0.01	3.76	8.17	3.85	0.00	10.66	86.12	9.26	9.30	10.26	257.98	1.13
1998	Sugarbeet	374.33	198.29	25.13	14.67	99.41	8.99	6.49	19.45	24.15	0.00	14.80	161.76	16.85	9.60	12.44	4524.00	0.12
1998	Sugarcane	761.45	329.11	90.98	19.27	185.63	2.52	21.38	5.91	3.42	0.00	18.16	307.10	31.99	9.60	19.84	9629.90	0.10
1998	Wheat	290.31	153.63	28.19	11.44	63.51	1.02	5.37	30.58	13.52	0.00	11.56	111.59	10.75	10.38	13.43	491.74	0.67
1998	Japonica	453.26	195.84	18.66	9.35	75.11	5.66	19.94	30.62	36.50	0.00	16.04	183.63	17.05	10.77	19.83	963.68	0.75
1998	Early Indica	378.19	134.96	15.75	10.83	66.77	4.34	12.94	15.45	8.88	0.00	15.67	170.61	14.94	11.42	20.46	702.58	0.59
1998	Middle Indica	388.85	120.29	16.67	8.78	56.66	2.44	10.83	11.72	13.19	0.00	16.23	182.98	19.16	9.55	20.51	948.92	0.64
1998	Late Indica	357.62	125.44	15.47	8.44	62.82	0.44	16.36	14.17	7.74	0.00	17.33	167.17	14.60	11.45	18.08	759.70	0.67
1999	Cotton	550.32	201.65	19.08	17.20	78.12	14.55	40.73	13.00	18.97	0.00	12.64	316.51	30.23	10.47	19.10	133.74	3.81
1999	Corn	270.40	121.04	17.11	11.46	61.30	3.14	4.16	13.07	10.80	0.00	10.85	125.70	12.84	9.79	10.72	726.46	0.44
1999	Peanuts	329.53	142.85	62.65	10.46	42.02	2.81	7.46	8.22	9.23	0.00	8.35	165.90	15.29	10.85	10.85	352.34	1.29
1999	Rapeseed	242.36	78.90	4.22	10.37	44.84	0.20	5.79	8.30	5.18	0.00	8.58	141.71	13.60	10.42	13.42	209.90	1.12
1999	Soybeans	157.95	63.69	19.33	5.89	17.61	0.12	5.01	11.03	4.70	0.00	9.30	73.93	7.89	9.37	9.92	243.36	0.99
1999	Sugarbeet	347.97	184.11	26.68	11.97	79.84	6.80	4.84	25.62	28.36	0.00	15.19	150.58	15.85	9.50	12.68	4365.48	0.11
1999	Sugarcane	687.67	296.00	81.81	12.89	157.42	7.09	22.18	11.04	3.57	0.00	14.56	330.28	28.72	11.50	21.83	8935.56	0.08
1999	Wheat	291.37	157.08	28.46	11.72	62.96	0.24	6.31	30.08	17.31	0.00	12.29	110.35	10.46	10.55	13.06	522.52	0.60
1999	Japonica	467.84	222.24	20.13	6.98	76.22	6.33	19.37	32.52	36.56	24.13	15.09	166.54	14.87	11.20	17.98	975.84	0.63
1999	Early Indica	379.04	159.37	14.98	7.65	63.26	3.79	13.13	20.12	8.07	28.37	12.96	161.18	13.59	11.86	17.79	705.60	0.54
1999	Middle Indica	407.78	154.64	20.20	10.06	55.93	2.29	11.46	12.38	14.42	27.90	13.35	176.95	17.82	9.93	18.84	950.04	0.52
1999	Late Indica	379.66	151.74	17.37	7.42	60.49	0.12	18.41	17.02	8.22	22.69	13.47	167.94	14.16	11.86	17.36	733.12	0.57
2000	Japonica	444.56	202.90	17.42	6.28	65.43	4.61	18.57	34.63	36.45	19.51	14.15	171.00	15.00	11.40	19.28	902.20	0.60