Year In ZoneOut of Zone
2008 -1.18 -1.18
2009 -1.12 -1.07
2010 -0.62 -0.62
2011 -0.59 -0.57
2012 -0.42 -0.41
2013 -0.11 -0.12
2014 -0.15 -0.17
2015 -0.49 -0.50
2016 -0.14 -0.15
2017 -0.30 -0.35
2018 0.03 -0.02