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1993
207
1994
to
1995
460
1996
to
1997
493
1998
to
1999
581
2000
to
2001
628
2002
to
2003
1,067
2004
to
2005
1,237
2006
to
2007
1,437
2008
to
2009
2,086
2010
1,298