2003 Almanac (page 493) Table D-3 Great Basin Valleys Air Basin - Inyo County: Population and VMT Trends Great Basin Valleys Air Basin: Inyo County Surface Area = 10130 square miles Parameter 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Population 18400 18400 18100 18000 17800 17700 17900 18000 18200 18300 18250 18300 18450 18300 18300 18350 18300 18050 18200 18200 Avg. Daily VMT/1000 423 423 427 418 488 482 518 533 547 535 519 532 534 536 541 540 535 549 565 581