1995

7.2

1993

6.9

1974

7.2

2006

6.8

2015

6.4

2020

8.2

2025

8.0

1972

7.2

2012

10.0

1954

6.9

2016

7.9

1962

5.4

1983

8.0

1998

3.0

1981

4.8

2013

9.5

2023

7.3

2016

5.1

2020

0.0

1965

6.0