2002 Almanac (page 487) Table D-55 San Diego Air Basin - San Diego County: Population and VMT Trends San Diego Air Basin: San Diego County Surface Area = 4260 square miles Parameter 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Population 1963900 2008100 2047400 2100700 2155500 2230700 2310200 2392300 2486100 2566400 2612600 2644600 2648500 2657700 2657800 2666500 2719200 2764600 2814500 2856300 Avg. Daily VMT/1000 34975 36762 39337 43612 47597 52269 56715 60801 63271 66230 66463 66618 67125 67603 68152 68591 68777 71275 73362 73908