71% (1976)

32% (2005)

0% (2010)

69% (2015)

71% (2022)

20% (1995)

0% (1995)

0% (2010)

77% (2020)

79% (2024)

20% (2001)

70% (2006)

0% (1990)

0% (2004)

80% (2025)

0% (2007)

77% (2015)

82% (2018)

0% (2009)

65% (2022)