1963

7.0

1934

6.9

1969

6.9

1962

6.4

1998

6.7

2020

6.9

2014

6.4

1985

6.5

2019

6.2

1974

6.7

1980

7.0

1943

6.5

1955

6.8

1965

4.6

2018

6.9

2000

6.5

1916

5.5

2009

5.6

2015

7.5

1972

7.8