✝
140 126 126
120 98
100
80
103
98 69
125
117
105 107
73 65
60
40
20
0
1999
2000
2002
2004
2005
2006
2007
2008
2009
2010
2011
2012
✝
Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.