63% (2021)

69% (2016)

68% (2013)

78% (2015)

62% (2020)

69% (2004)

51% (2011)

68% (2009)

55% (2009)

56% (2005)

46% (2012)

74% (2018)

56% (2014)

66% (2011)

68% (2015)

57% (2006)

54% (1998)

55% (2011)

58% (2010)

53% (2014)