2002

5.1

2018

5.8

1998

4.1

1996

7.7

1976

5.7

1956

0.0

2013

6.9

1954

0.0

2016

8.5

2015

8.5

1943

5.2

1977

5.3

2016

5.4

1967

7.1

2016

5.0

2015

0.0

1962

0.0

1999

3.0