Number of Active Members
Year
Active members
2002
30,400
2003
31,450
2004
32,400
2005
33,500
2006
34,600
2007
35,700
2008
38,000
2009
41,298
2010
42,379
2011
42,711
2012
41,863
2013
41,925
2014
42,102