73% (2001)

62% (2021)

70% (2010)

69% (2005)

68% (2018)

81% (2018)

90% (2017)

40% (2007)

60% (2009)

80% (2006)

67% (2006)

58% (2014)

0% (1970)

70% (2012)

63% (2020)

62% (2020)

71% (2011)

86% (2007)

68% (2005)

0% (1970)