75% (2004)

73% (2023)

65% (2007)

66% (2005)

60% (2021)

63% (2017)

60% (2010)

65% (2006)

62% (2007)

62% (2008)

63% (2009)

63% (2008)

46% (2007)

0% (1970)

52% (2016)

54% (2010)

54% (2005)

51% (2014)

0% (1970)

40% (2008)