65% (2009)

61% (2024)

60% (2009)

60% (2018)

68% (2021)

71% (2005)

66% (2002)

59% (2005)

64% (2012)

72% (2019)

50% (2018)

58% (2023)

69% (1993)

57% (2006)

64% (2007)

64% (1995)

0% (1970)

53% (1996)

63% (1993)

69% (2013)