76% (2013)

72% (2004)

70% (2021)

72% (2006)

55% (2007)

58% (2004)

62% (2005)

66% (2005)

64% (2010)

66% (2005)

59% (2024)

55% (2008)

68% (2017)

55% (2015)

50% (2004)

0% (1969)

46% (2007)