64% (2024)

78% (2022)

68% (1999)

69% (2019)

76% (2018)

63% (2006)

58% (2000)

35% (2011)

61% (2002)

54% (2023)

85% (1990)

0% (1970)

45% (1993)

36% (2005)

49% (2005)

75% (1988)

61% (2018)

0% (2008)

0% (1985)

30% (2010)