1997

7.6

1998

7.4

1993

7.8

2003

6.6

1997

6.7

2017

5.0

1950

0.0

2020

6.5

1967

7.3

1974

6.0

2001

6.5

2006

5.4

2004

7.2

1998

7.3

2022

6.7

1934

7.0

2019

0.0

1941

5.2

2014

6.2

1990

7.7