74% (2021)

72% (2013)

68% (2020)

70% (2008)

74% (2005)

75% (2008)

69% (2018)

68% (2024)

64% (2002)

78% (2022)

76% (2023)

70% (2008)

0% (2009)

63% (1996)

70% (2015)

71% (2022)

61% (2005)

61% (2007)

73% (2023)

62% (2012)