1968

6.6

1949

0.0

1978

6.3

2021

6.4

2001

0.0

2017

7.4

2004

7.2

1967

5.0

2007

5.6

1958

0.0

2002

3.2

1939

5.8

1963

6.3

1982

7.0

1986

0.0

1911

6.4

2021

6.3

2019

6.1

1924

7.5

1980

5.7