2004

5.7

1984

7.2

2000

7.4

1990

6.0

1976

4.8

2020

4.7

2002

5.4

1984

6.1

2014

8.4

1977

5.4

1966

6.5

1975

6.9

2022

5.6

2018

6.6

2017

7.3

2001

6.8

1976

6.8

1982

5.9

1977

4.5

1986

5.6