1986

6.1

1994

8.7

2019

8.5

1997

7.9

1975

8.4

1996

7.9

1983

7.9

2013

7.5

1971

8.2

2008

8.5

2009

7.3

2000

7.1

1985

8.3

2010

7.7

2022

7.1

1972

8.7

2017

7.6

1982

8.1

2022

7.7

2013

7.3