2021

6.3

1976

7.5

1975

7.8

1970

7.2

1976

6.7

1949

8.0

2002

7.4

2006

6.4

1968

6.9

1989

7.8

2012

7.7

1987

7.9

2022

6.4

2015

6.5

1978

8.0

1986

7.0

2013

4.7

1987

5.7

2015

6.9

1976

7.6