Year In ZoneOut of Zone
2008 13.56 15.69
2009 19.23 15.58
2010 18.84 22.92
2011 17.91 15.91
2012 14.50 13.70
2013 18.63 19.40
2014 22.86 14.29
2015 15.57 17.57
2016 16.88 32.61