2001

7.8

2004

7.3

2007

6.3

1992

7.7

1938

7.1

1977

6.5

2014

7.6

1951

6.1

2017

6.6

1976

8.0

2007

5.0

2019

7.9

1979

6.8

2023

7.1

2006

0.0

2020

8.2

1984

10.0

1991

7.7

1989

7.4

1982

7.2