65% (2009)

64% (2009)

57% (2003)

55% (2003)

62% (2002)

57% (2007)

47% (2010)

68% (1998)

58% (2008)

0% (1970)

54% (2007)

58% (2001)

68% (2008)

61% (2014)

61% (2011)

77% (2014)

68% (2007)

68% (2018)

55% (2013)

62% (2007)