2013

4.0

2014

5.7

2023

6.3

1990

5.8

2018

6.6

1952

6.7

1939

7.9

1969

7.1

1904

7.2

1982

6.4

1957

7.9

2008

7.5

1987

8.1

1977

7.0

1968

6.9

1997

7.9

2018

8.2

1999

6.2

1962

6.9

1999

8.0