61% (2011)

52% (2018)

62% (2013)

59% (2009)

51% (2011)

70% (2008)

70% (2007)

53% (2010)

53% (2010)

60% (2007)

65% (2006)

63% (2005)

63% (2006)

60% (2004)

57% (2014)

48% (2011)

60% (2011)

44% (2014)

56% (2003)

0% (2020)