69% (2016)

63% (2021)

62% (2020)

78% (2015)

68% (2009)

45% (2012)

69% (2004)

68% (2013)

50% (2011)

66% (2011)

55% (2009)

56% (2014)

54% (1998)

57% (2006)

55% (2005)

68% (2015)

69% (2003)

53% (2014)

77% (2018)

55% (2011)