45% (1997)

55% (2018)

0% (1970)

43% (2014)

62% (2011)

64% (1993)

65% (2000)

56% (2003)

50% (2004)

65% (1997)

56% (1996)

65% (1997)

55% (2001)

70% (2002)

38% (2003)

59% (2004)

65% (1996)

48% (1994)

68% (2008)

90% (2021)