1973

6.3

1980

6.4

1952

6.7

1980

6.6

1969

5.1

2009

5.8

1976

6.7

2025

5.8

1995

6.0

1999

7.4

1986

6.0

1980

6.8

2024

6.9

1965

7.9

2007

4.9

2019

8.7

1990

6.9

2004

6.8

2024

6.1