Year In ZoneOut of Zone
2007 15.79 12.65
2008 15.93 10.17
2009 12.10 8.20
2010 11.07 9.28
2011 8.92 7.95
2012 10.97 9.52
2013 11.26 12.46
2014 10.81 6.68
2015 3.45 8.62