Created with Raphaël 2.1.2
1.5
2001
0.5
1.0
1.5
2.0
2.5
3.0
3.5
2.1
2019
2.3
2018
2.9
2017
3.1
2016
3.0
2015
2.9
2014
2.8
2013
2.7
2012
2.6
2011
3.3
2010
3.6
2009
2.3
2008
2.5
2007
3.1
2006
3.6
2005
3.7
2004
3.6
2003
2.3
2002
1.5
2001