1939

7.6

1964

7.6

2013

7.8

2020

10.0

1968

7.1

1988

6.7

2004

6.5

1973

7.1

2025

4.3

2023

6.3

1996

6.6

2001

6.5

1998

7.9

1972

7.4

1984

1.0

1983

6.7

1998

8.3

1992

7.4

2000

7.2

2024

8.0