Parameter	1980	1985	1990	1995	2000	2005	2010	2015	2020
Population	1979840	2275776	2645311	2972667	3212615	3658320	3959518	4389922	4820322
Avg. Daily VMT/1000	32804	41697	58326	68389	77176	98950	103176	115884	129484