65% (2024)

78% (2022)

70% (2019)

76% (2018)

68% (1999)

65% (2002)

82% (1990)

35% (2011)

55% (2005)

63% (2006)

54% (2023)

62% (2018)

58% (2000)

0% (2008)

43% (2005)

30% (2010)

0% (1970)

75% (1988)

92% (1992)

0% (1975)