1968

6.9

2022

6.0

1975

7.1

1967

6.5

2006

10.0

1964

7.0

1949

5.9

6.6

2011

9.5

2023

6.2

1990

6.1

2025

6.5

1972

7.7

1972

6.3

1973

7.7

2022

7.2

1985

6.9

2020

6.4

2019

6.3