1979

6.4

2018

6.8

2024

6.7

1963

5.9

2009

7.2

1950

6.8

2000

8.2

2022

5.0

1992

7.7

2001

7.5

1952

8.1

2006

7.0

1994

7.3

1951

7.0

2005

9.0

2019

7.0

2019

8.0

1935

3.0

2004

6.8

1959

6.1