Appendix D "Butte County, Sacramento Valley" Table D-40 Parameter 1980 1985 1990 1995 2000 2005 2010 2015 2020 Population 144900 161600 183200 197500 203900 235000 259800 281200 308900 Avg. Daily VMT/1000 2525 3140 4320 4549 4496 4996 5762 6456 7138