1990

7.7

1971

7.5

2020

2.0

1937

5.0

1992

6.9

2008

5.7

2007

4.0

1938

7.0

2012

10.0

1996

5.9

2007

6.3

1999

4.8

1991

6.4

2005

5.4

2022

6.5

2017

6.3

2021

6.4

1978

0.0

1979

0.0

2009

6.5