47% (1976)

45% (2021)

52% (2014)

44% (2001)

70% (2024)

0% (2020)

40% (2022)

48% (2020)

50% (2019)

40% (2006)

0% (1984)

66% (2015)

90% (2011)

72% (2005)

62% (2006)

62% (1998)

42% (1989)

70% (2007)

55% (1998)

69% (2018)