Parameter	1980	1985	1990	1995	2000	2005	2010	2015	2020
Population	1500924	1688217	1977544	2155490	2353225	2636019	2925202	3259235	3593262
Avg. Daily VMT/1000	30025	38728	50471	54826	57268	71433	73601	82374	89914