Year In ZoneOut of Zone
2007 11.01 12.65
2008 9.77 9.78
2009 7.59 12.92
2010 6.62 10.32
2011 8.27 13.46
2012 6.81 11.65
2013 10.60 11.57
2014 9.65 14.49
2015 11.00 14.61