53% (2007)

66% (2001)

72% (1996)

27% (2013)

47% (2012)

61% (2006)

54% (2000)

55% (1997)

65% (1991)

57% (2011)

50% (2007)

59% (2009)

47% (2008)

60% (2001)

25% (2023)

0% (2004)

0% (2025)

45% (2017)

46% (2003)

0% (1970)