1937

5.0

1956

4.6

1964

5.8

2003

5.0

2004

5.2

2014

6.6

1966

5.9

1995

6.5

2005

5.3

2003

6.0

2015

5.4

1943

4.7

1993

0.0

1975

4.9

1986

3.0

1967

6.9

2000

7.4

1981

8.5

2024

5.0

2001

2.7