Year In ZoneOut of Zone
2007 50.10 49.90
2008 48.13 51.87
2009 54.12 45.88
2010 52.27 47.73
2011 58.42 41.58
2012 55.41 44.59
2013 54.10 45.90
2014 52.97 47.03
2015 50.00 50.00