78% (2004)

70% (2004)

74% (2016)

67% (2013)

71% (2001)

71% (2012)

69% (2005)

57% (2018)

61% (2014)

69% (2006)

67% (2007)

69% (2008)

66% (2008)

60% (2013)

63% (2011)

69% (2013)

63% (2008)

77% (2017)

47% (2015)

43% (2019)