68% (2001)

61% (2025)

59% (2001)

74% (1997)

68% (1997)

67% (2024)

64% (1999)

65% (2002)

70% (2000)

61% (2022)

65% (2021)

59% (2011)

66% (2018)

73% (2002)

70% (2001)

72% (1996)

76% (2005)

78% (2004)

0% (1970)

63% (2010)