69% (2011)

61% (2012)

71% (2013)

68% (2017)

20% (2006)

71% (2015)

80% (2005)

74% (2013)

70% (2023)

60% (2002)

90% (1998)

0% (2012)

67% (2016)

68% (2014)

62% (2014)

83% (2007)

55% (2006)

68% (2010)

68% (2012)

58% (2015)