1994

8.7

2010

7.0

2024

7.3

2017

5.9

2025

6.9

2001

7.1

2012

6.4

2016

7.7

1962

7.9

7.8

2008

4.4

1972

7.5

1982

5.8

2011

6.1

2016

4.2

2014

6.8

1968

6.9

1986

7.2

2025

7.1

1996

7.8