53% (2013)

65% (2012)

65% (2009)

72% (2011)

57% (2008)

60% (2019)

64% (2006)

62% (2009)

49% (2018)

77% (2019)

69% (2013)

66% (1999)

61% (2016)

60% (2012)

47% (2012)

0% (1970)

0% (2016)