1989

7.2

2020

6.8

2014

7.6

1996

7.3

1958

7.7

1998

7.4

2023

6.1

1968

0.0

1957

8.5

1966

7.7

1986

4.5

2018

6.6

1976

0.0

1952

5.0

1995

7.4

1949

6.1

2007

6.3

2012

3.5

1984

0.0

1958

7.2