1948

6.7

1931

4.7

1937

3.7

1939

0.0

1936

6.9

1952

5.0

1984

6.4

2003

7.9

2007

6.8

2003

6.4

1995

5.7

2005

7.1

1993

6.1

1998

6.2

2001

6.7

1980

5.5

2003

8.1

2005

7.2

2012

5.0

2017

2.9