58% (1994)

44% (1995)

50% (2015)

62% (2020)

62% (1994)

60% (1999)

60% (2002)

69% (2019)

60% (1991)

57% (2004)

61% (2006)

57% (1997)

67% (2007)

72% (1994)

47% (1996)

62% (1996)

65% (1994)

55% (2008)

51% (1993)

0% (1970)