2002 Almanac (page 494) Table D-76 South Central Coast Air Basin - San Luis Obispo County: Population and VMT Trends South Central Coast Air Basin: San Luis Obispo County Surface Area = 3180 square miles Parameter 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Population 165800 170300 175000 181100 188800 195400 202000 206400 215700 223400 226000 227900 230400 232100 233800 236700 240900 243300 246400 249900 Avg. Daily VMT/1000 2819 2970 3226 3533 3914 4168 4455 4792 5117 5275 5299 5521 5522 5448 5395 5496 5527 5694 5864 5974