77% (2022)

71% (2016)

52% (2013)

70% (2007)

77% (2012)

30% (2006)

60% (2020)

61% (2016)

54% (1996)

20% (2007)

10% (1995)

69% (2014)

78% (2018)

76% (2000)

72% (2023)

60% (2012)

67% (1988)

20% (2006)

71% (2016)

68% (2004)