1996

7.3

1999

7.4

1957

7.8

1993

6.7

2002

7.6

2017

3.7

2017

3.0

2023

6.2

2024

6.3

2014

5.8

1990

7.8

2003

7.8

2004

7.3

2015

6.7

1983

4.3

0.0

1964

7.0

1976

7.0

2001

6.4

2008

6.9