62% (2006)

56% (2000)

68% (1997)

51% (2015)

60% (2017)

68% (2002)

69% (1996)

64% (1989)

58% (2010)

60% (2023)

58% (2009)

55% (2004)

63% (2004)

61% (2001)

56% (1996)

50% (1992)

40% (2011)

50% (1997)

49% (2004)

40% (1992)