42% (1996)

63% (1988)

52% (1989)

56% (1988)

51% (1996)

50% (2000)

63% (1991)

30% (1989)

45% (1991)

62% (1993)

60% (2021)

45% (1993)

10% (2006)

60% (1996)

59% (2001)

54% (1989)

36% (1987)

0% (2010)

40% (1996)

70% (1992)