2018  
December 101
September 98
June 95
March 89
2017  
December 85
September 91
June 94
March 88
2016  
December 96
August 101
June 100
March 101
2015  
December 107
September 112
July 109
March 105
2014  
December 105
September 104
June 97
March 95
2013  
December 87
August 88
June 93
March 98
2012  
December 104
August 105
June 105
March 111
2011  
December 112
September 111
July 110
March 109
2010  
November 111
August 102
May 101
March 95
2009  
December 86
September 89
June 88
March 94
2008  
December 99
October 97
June 99
March 103
2007  
December 105
October 104
June 101
March 113
2006  
December 113
September 109
May 107
March 104
2005  
December 103
September 103
June 103
March 103
2004  
December 103
August 98
June 97
March 97
2003  
December 98
October 103