66% (2010)

63% (2013)

58% (2015)

46% (2004)

49% (2012)

39% (2014)

55% (2015)

50% (2018)

46% (2007)

42% (2009)

46% (2014)

52% (2020)

34% (2008)

50% (2007)

47% (2010)

42% (2011)

42% (2011)

55% (2019)

41% (2005)

43% (2012)