1988 – 1,062,000 1989 – 3,332,200 1990 – 1,708,800 1991 – 644,300 1992 – 343,800 1993 – 1,133,900 1994 – 889,946 1995 – 326,244 1996 – 250,445 1997 – 100,970 1998 – 591,359 1999 – 1,229,442 999-2000 dual date – 300,000 | 2000 – 403,652 2001 – 398,563 2002 – 576,196 2003 – 684,750 2004 – 680,925 2005 – 955,694 2006 – 2,464,727 2007 – 3,526,052 2008 – 7,909,161 2009 – 9,727,592 2010 – 17,799,992 2011 – 23,129,966 |