Figure 2 Model Year of all Observed Vehicles,, Model year,Number of vehicles, 1972,106, 1973,250, 1974,95, 1975,197, 1976,157, 1977,226, 1978,480, 1979,355, 1980,275, 1981,521, 1982,683, 1983,895, 1984,"1,544", 1985,"2,077", 1986,"2,723" 1987,"3,431" 1988,"3,782" 1989,"4,244" 1990,"4,262" 1991,"4,601" 1992,"4,182" 1993,"4,893" 1994,"5,149" 1995,"5,863" 1996,"5,263" 1997,"5,908" 1998,"6,458" 1999,"2,876" 2000,10 "Note: An older version of the DMV database was used to determine the model year, hence, information on 1999 and 2000 model-year vehicles was limited.",