2020

7.0

1977

5.4

1988

5.8

2004

6.6

1972

7.7

1984

6.5

2003

5.2

2011

6.3

2018

6.6

2003

8.7

1989

5.9

1976

4.8

1968

6.9

2017

5.9

1971

7.4

1985

6.1

1990

4.4

2021

6.9

1972

4.0