Farm input				Farm output
Year	Purchased input	Labor	Capital	Total	Crops	Livestock	Total	Total productivity
	index (1948 = 100)
1948	100	100	100	100	100	100	100	100
1949	112	98	111	106	95	106	100	94
1950	113	94	121	106	91	110	99	94
1951	118	90	129	107	95	116	104	97
1952	119	88	137	107	98	118	107	100
1953	119	83	141	106	98	120	107	102
1954	112	81	145	102	95	124	108	105
1955	122	82	147	107	99	127	111	104
1956	126	77	148	107	99	130	112	105
1957	130	72	147	106	98	128	111	105
1958	135	69	146	106	107	129	117	110
1959	143	69	147	109	109	135	120	110
1960	143	67	147	108	113	134	122	113
1961	140	65	144	106	113	140	125	118
1962	142	64	143	106	115	141	126	119
1963	146	63	144	107	119	145	130	122
1964	145	59	144	105	115	149	130	124
1965	145	58	144	104	123	144	132	128
1966	154	54	146	105	121	147	133	127
1967	156	51	150	104	127	152	138	132
1968	151	49	151	102	130	152	140	137
1969	156	48	151	103	134	152	142	138
1970	158	48	151	103	129	158	142	137
1971	156	47	153	103	144	160	151	147
1972	160	46	152	103	143	162	152	147
1973	163	47	157	105	153	164	158	150
1974	165	43	162	105	140	161	149	142
1975	159	43	163	103	160	152	158	154
1976	169	43	165	106	159	160	161	151
1977	166	41	167	105	173	163	170	162
1978	189	39	167	110	178	163	173	157
1979	198	38	170	113	195	166	184	163
1980	202	37	174	114	177	174	177	155
1981	192	37	173	111	204	177	194	174
1982	184	36	171	109	205	175	194	179
1983	185	35	161	105	160	179	170	161
1984	180	35	164	105	200	176	192	183
1985	175	32	161	102	210	181	200	196
1986	171	30	155	98	198	182	194	198
1987	173	30	147	97	201	186	197	204
1988	172	31	144	96	176	190	185	193
1989	171	31	144	96	202	191	200	210
1990	178	30	142	97	217	193	210	217
1991	179	32	141	98	215	198	211	216
1992	178	30	140	96	235	203	224	234
1993	186	29	137	96	210	204	211	219
1994	190	29	136	97	249	218	240	247
1995	193	28	135	97	225	223	227	235
1996	183	30	135	96	242	222	237	247

Source: U.S. Department of Agriculture, Economic Research Service, Agricultural Outlook (USDA, ERS, Washington, DC, monthly).

Notes: Productivity = output/input. Purchased input includes chemicals, fuels, electricity, feed, seed, and livestock purchases; contract labor and custom machine services; machine and building maintenance and repair; irrigation from public sellers of water; and miscellaneous farm production items. Labor includes both hired and self-employed labor. Capital includes durable equipment and real estate. Livestock output includes meat animals, dairy products, poultry, eggs, wool, mohair, horses, mules, goats, sheep, rabbits, fur animals, aquaculture, honey, and beeswax. Crop outputs include food grains, feed grains, oil crops, sugar crops, cotton, cottonseed, vegetables, fruit trees, nut trees, tobacco, floriculture, ornamentals, Christmas trees, mushrooms, legume seeds, grass seeds, hops, mint, broomcorn, popcorn, hemp, and flax.

Last Updated on Thursday, September 23, 1999