70% (1991)

81% (2010)

86% (1990)

78% (2001)

71% (2005)

83% (2009)

70% (2008)

0% (2015)

77% (2000)

74% (2018)

0% (2025)

64% (2021)

60% (1992)

97% (2000)

65% (1951)

70% (2003)

0% (1986)

45% (1993)

49% (2005)

90% (1990)