50% (1999)

73% (2005)

69% (2016)

60% (2003)

61% (2002)

68% (2002)

62% (1990)

40% (1988)

32% (1994)

70% (1978)

70% (2022)

57% (1991)

68% (1993)

90% (1996)

55% (1989)

64% (1984)

44% (1992)

66% (1986)

68% (2005)

47% (2015)