69% (2018)

71% (2019)

64% (2016)

45% (2010)

79% (2012)

80% (2013)

70% (2007)

85% (2016)

70% (2015)

60% (1999)

83% (1993)

73% (2019)

70% (2014)

0% (2020)

0% (2006)

60% (2014)

80% (1991)

80% (2002)

80% (2009)

80% (1994)