0.0

2017

6.9

1996

6.0

1977

0.0

2023

7.3

1986

4.8

1948

7.9

1986

0.0

1934

7.0

1970

6.8

2012

6.5

2015

5.8

1991

0.0

1950

6.9

1961

6.7

1939

6.3

2016

4.9

1937

4.2

1990

6.0

2017

6.4