35% (1973)

20% (2024)

35% (2019)

65% (1988)

58% (2015)

45% (1991)

58% (2011)

48% (2008)

64% (1970)

59% (2021)

30% (1977)

54% (2011)

77% (2000)

64% (2009)

66% (2023)

70% (2019)

61% (1991)

47% (2018)

47% (2005)

57% (1996)