Year In ZoneOut of Zone
2008 13.41 31.85
2009 12.72 27.80
2010 11.49 37.19
2011 10.92 31.12
2012 8.68 32.23
2013 9.63 37.76
2014 10.04 35.05
2015 10.90 33.63
2016 15.05 51.85
2017 15.91 45.58
2018 17.78 49.66
2019 19.20 49.52
2020 18.60 41.10
2021 17.23 51.95