67% (1997)

51% (2015)

69% (1996)

60% (2017)

58% (2009)

57% (2000)

65% (1989)

60% (2023)

63% (2006)

56% (2004)

63% (2004)

61% (2001)

57% (2010)

50% (1997)

49% (2004)

40% (1992)

50% (1992)

56% (1996)

40% (2011)

38% (1992)