71% (2005)

57% (2010)

66% (2007)

77% (2009)

60% (2012)

75% (2015)

65% (2011)

70% (2004)

63% (2008)

71% (2017)

60% (2022)

75% (2012)

69% (2023)

0% (2009)

85% (2010)

100% (2003)

93% (2008)

60% (1993)

86% (2020)

70% (2017)