10% (2002)

61% (1999)

67% (2005)

48% (2007)

35% (2010)

58% (1997)

71% (1998)

59% (2021)

61% (1999)

60% (1998)

36% (2001)

56% (2016)

56% (1995)

72% (2005)

70% (2003)

54% (2009)

74% (2006)

62% (2008)

57% (1993)

62% (1997)