58% (2012)

74% (1994)

49% (1996)

70% (1997)

76% (2004)

61% (2000)

68% (2018)

57% (2020)

60% (1991)

65% (2008)

55% (2000)

65% (1992)

67% (2012)

54% (2009)

59% (1997)

51% (2007)

61% (2016)

65% (1992)

45% (2015)

48% (1993)