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Idaho
Within Grazing Districts (Section 3)
Year	Operators or Permits/Leases	Permitted AUMs	Authorized AUMs
1947			1,363,925
1948			1,419,857
1949	3,299		1,388,265
1950	3,014		1,477,106
1951	2,900		1,516,634
1952	2,830		1,485,329
1953	2,873		1,575,899
1954	2,903		1,639,418
1955	2,792		1,608,125
1956	2,684		1,599,598
1957	2,668		1,449,968
1958	2,573		1,413,419
1959	2,458		1,398,575
1960	2,460		1,131,404
1961	2,311		1,167,164
1962	2,222	1,799,028	1,531,537
1963	2,277	1,446,821	1,185,744
1964	2,266	1,459,073	1,197,015
1965	2,258	1,459,157	1,216,064
1966	2,212	1,443,028	1,193,234
1967	2,162	1,447,274	1,174,903
1968	2,098	1,432,868	1,181,544
1969	2,069	1,423,488	1,172,028
1970	2,046	1,421,828	1,187,359
1971	2,052	1,407,718	1,180,740
1972	2,043	1,416,603	1,182,102
1973	2,050	1,379,826	1,182,679
1974	1,994	1,419,923	1,186,478
1975	1,972	1,403,618	1,147,314
1976	2,064	1,398,562	1,140,963
1977	1,900	1,268,784	894,210
1978	1,836	1,355,406	1,105,124
1979	1,773	1,376,036	1,087,576
1980	1,785	1,311,659	1,068,433
1981	1,746	1,325,949	1,084,200
1982	1,840	1,364,996	1,101,472
1983	1,797	1,280,985	1,063,926
1984	1,795	1,375,161	1,105,394
1985	1,752	1,373,531	1,121,557
1986	1,729	1,371,901	1,031,372
1987	1,723	1,367,147	1,088,687
1988	1,757	1,367,152	1,033,051
1989	1,732	1,378,139	982,778
1990	1,700	1,363,861	1,028,932
1991	1,698	1,336,377	1,021,209
1992	1,648	1,333,272	1,060,336
1993	1,639	1,329,537	906,105
1994	1,603	1,322,228	1,027,226
1995	1,610	1,332,331	1,036,643
1996	1,592	1,323,055	1,133,776
1997	1,566	1,299,801	962,340
1998	1,554	1,304,399	1,141,788
1999	1,492	1,300,375	1,124,259
2000	1,483	1,288,663	1,042,997
Estimated
Outside Grazing Districts (Section 15)
1979	584		42,867
1980	577		42,968
1981	577		40,391
1982	573		36,937
1983	573		34,795
1984	601		34,504
1985	551		35,101
1986	558		33,137
1987	550		33,656
1988	553		33,347
1989	543		33,048
1990	540		33,315
1991	542		32,426
1992	525		32,430
1993	518	34,920	33,479
1994	511	35,005	32,033
1995	509	35,018	30,890
1996	504	34,568	32,449
1997	503	35,779	31,659
1998	486	34,520	31,045
1999	485	34,628	30,780
2000	481	34,652	30,912
Total
1979	2,357		1,130,443
1980	2,362		1,111,401
1981	2,323		1,124,591
1982	2,413		1,138,409
1983	2,370		1,098,721
1984	2,396		1,139,898
1985	2,303		1,156,658
1986	2,287		1,064,509
1987	2,273		1,122,343
1988	2,310		1,066,398
1989	2,275		1,015,826
1990	2,240		1,062,247
1991	2,240		1,053,635
1992	2,173		1,092,766
1993	2,157	1,364,457	939,584
1994	2,114	1,357,233	1,059,259
1995	2,119	1,367,349	1,067,533
1996	2,096	1,357,623	1,166,225
1997	2,069	1,335,580	993,999
1998	2,040	1,338,919	1,172,833
1999	1,977	1,335,003	1,155,039
2000	1,964	1,323,315	1,073,909