Year	Number
1984	220370
1985	211081
1986	231203
1987	250909
1988	256553
1989	269843
1990	288640
1991	293132
1998	345315
1999	340068
2000	332075
2001	316337
2002	267120
2003	249902
2004	234754
2005	228189
2006	219453
2007	208584
2008	220096
2009	212155
2010	186409
2011	161531
2012	167525
2013	159216
2014	127119