60% (2025)

71% (2022)

63% (2019)

57% (2015)

52% (2012)

43% (2007)

51% (2022)

69% (2010)

61% (2019)

74% (2014)

66% (2008)

61% (2006)

64% (2015)

56% (2003)

0% (1970)

62% (2019)

10% (2009)

0% (1970)

50% (2019)

58% (2009)