Year In ZoneOut of Zone
2007 17.24 9.09
2008 19.06 16.67
2009 21.96 13.95
2010 21.18 18.42
2011 14.89 5.71
2012 22.80 28.95
2013 22.09 13.33
2014 23.50 23.36
2015 28.28 23.91