74% (2009)

30% (2006)

87% (1999)

47% (1996)

55% (1999)

69% (2005)

70% (2000)

0% (1993)

0% (2001)

81% (2005)

60% (2002)

74% (2017)

70% (1997)

70% (2016)

20% (1995)

0% (2011)

81% (2012)

75% (1988)

75% (2012)

78% (2018)