73% (2018)

78% (2004)

55% (1999)

74% (2021)

75% (1996)

74% (2010)

65% (2002)

76% (2001)

61% (2008)

56% (2024)

73% (1999)

70% (2016)

45% (2008)

44% (2009)

69% (2011)

61% (1991)

42% (1996)

66% (1993)

0% (1970)

60% (1995)