65% (2010)

61% (2018)

49% (2004)

66% (2017)

45% (2015)

44% (2003)

57% (2013)

50% (1999)

0% (2002)

54% (2002)

80% (2008)

51% (2004)

52% (2005)

75% (2008)

50% (2001)

58% (2007)

0% (2002)

0% (2007)

90% (2007)

40% (2009)