51% (2017)

54% (2015)

53% (2016)

46% (2014)

32% (2015)

45% (2016)

47% (2016)

53% (2012)

34% (2012)

46% (2013)

46% (2015)

54% (2014)

27% (2011)

59% (2019)

56% (2012)

71% (2016)

33% (2013)

48% (2012)

24% (2013)

45% (2012)