1931

7.2

1994

7.4

1922

7.7

1996

7.0

2017

5.5

2009

3.9

1972

6.9

2021

4.7

1977

4.7

1932

7.3

2000

6.8

2009

5.8

1987

7.1

1993

4.2

1989

0.0

2006

0.0

1979

7.3

2010

0.5

1989

5.9

2004

6.4