2003 Almanac (page 498) Table D-15 Mountain Counties Air Basin: Population and VMT Trends Mountain Counties Air Basin Surface Area = 12497 square miles Parameter 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Population 248900 254600 261900 272800 283500 296900 312400 326800 345920 360180 368760 377080 381500 385760 389900 396850 404200 404430 411460 420300 Avg. Daily VMT/1000 5442 5702 6235 6739 7329 7784 8553 8962 9171 9386 9607 9941 10181 10431 10496 10469 10512 10767 11084 11528