0% (1997)

72% (2006)

70% (2025)

69% (2023)

56% (2024)

70% (1992)

69% (2022)

0% (2007)

62% (2004)

50% (1972)

65% (2011)

0% (2012)

0% (2009)

71% (2010)

50% (2024)

56% (2012)

62% (2024)

48% (1964)

57% (2021)

45% (1989)