73% (1976)

0% (2025)

5% (2024)

15% (2019)

58% (2017)

54% (2012)

51% (2004)

35% (2010)

0% (1972)

60% (2018)

64% (2016)

60% (1972)

50% (1995)

67% (1988)

60% (2024)

20% (2009)

70% (2000)

55% (1998)

62% (1959)

72% (2009)