55% (2018)

70% (2004)

55% (1999)

61% (2008)

60% (2011)

59% (2018)

60% (2006)

59% (2007)

0% (1998)

58% (2011)

67% (2009)

49% (2008)

0% (1999)

65% (2000)

68% (2005)