2002 Almanac (page 484) Table D-44 Sacramento Valley Air Basin - Sacramento County: Population and VMT Trends Sacramento Valley Air Basin: Sacramento County Surface Area = 970 square miles Parameter 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Population 823200 849300 870400 887600 909000 937000 970900 1001800 1032500 1070500 1102400 1117500 1130600 1134300 1137000 1149700 1164200 1190700 1219500 1242000 Avg. Daily VMT/1000 15466 16190 17935 18606 20136 21340 23312 24766 26106 25311 25766 26022 26556 26809 27130 27653 27771 28490 29296 29793