|
|
 |
| Year |
Total
Units |
Dollar
Volume |
Annual
Average |
| 1978 |
2,018 |
$128,614,100 |
$63,733 |
| 1979 |
2,151 |
$144,471,923 |
$67,165 |
| 1980 |
2,389 |
$219,866,407 |
$92,033 |
| 1981 |
1,690 |
$214,251,111 |
$126,776 |
| 1982 |
2,137 |
$224,434,250 |
$105,023 |
| 1983 |
2,995 |
$304,449,125 |
$101,652 |
| 1984 |
2,921 |
$279,154,517 |
$95,568 |
| 1985 |
3,880 |
$364,194,843 |
$93,865 |
| 1986 |
3,979 |
$406,071,183 |
$102,054 |
| 1987 |
4,688 |
$516,313,724 |
$110,135 |
| 1988 |
4,939 |
$631,637,572 |
$127,888 |
| 1989 |
5,920 |
$893,504,061 |
$150,930 |
| 1990 |
4,017 |
$719,643,460 |
$179,149 |
| 1991 |
5,496 |
$1,053,987,873 |
$191,774 |
| 1992 |
5,103 |
$1,134,983,104 |
$222,415 |
| 1993 |
4,220 |
$1,041,186,228 |
$246,727 |
| 1994 |
3,608 |
$923,736,439 |
$256,025 |
| 1995 |
3,117 |
$754,352,403 |
$242,012 |
| 1996 |
3,812 |
$922,160,197 |
$241,910 |
| 1997 |
3,639 |
$905,823,209 |
$248,921 |
| 1998 |
3,145 |
$773,727,660 |
$246,018 |
| 1999 |
3,288 |
$821,769,582 |
$249,930 |
| 2000 |
3,220 |
$809,503,125 |
$251,398 |
| 2001 |
4,096 |
$1,061,430,531 |
$259,138 |
| 2002 |
4,430 |
$1,241,367,359 |
$280,218 |
| 2003 | 4,477 | $1,468,476,867 | $328,005 |
| 2004 | 4,285 | $1,654,203,980 | $386,045 |
| 2005 | 4,214 | $1,952,764,476 | $463,399 |
| 2006 | 4,008 | $2,090,013,414 | $521,460 |
| 2007 | 4,464 | $2,526,197,164 | $565,904 |
| 2008 | 3,355 | $1,958,315,834 | $583,701 |
| 2009 | 4,117 | $2,390,939,700 | $580,748 |
| 2010 | 3,236 | $2,038,438,164 | $629,925 |
| 2011 | 3,069 | $1,883,871,995 | $613,839 |
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