55% (2005)

46% (2018)

67% (2007)

59% (2000)

40% (1998)

58% (2004)

51% (2006)

56% (2000)

60% (1992)

52% (2008)

57% (2003)

50% (2002)

50% (1999)

43% (1999)

54% (2008)

56% (2002)

70% (2009)

57% (2000)

62% (2009)

62% (2005)