71% (2021)

73% (2015)

64% (2021)

48% (2024)

55% (2023)

59% (2020)

67% (2019)

65% (2017)

90% (2011)

0% (1970)

90% (1997)

85% (1988)

61% (2014)

0% (2023)

47% (2021)

40% (2017)

80% (2003)

63% (2021)

70% (2008)

68% (2015)