1965

6.8

1967

6.7

2003

5.0

2011

3.9

2026

0.0

1984

6.6

2024

6.7

2021

6.7

2019

6.5

1990

6.0

1993

4.9

2004

7.3

1949

5.0

2018

5.7

1989

7.0

1998

6.6

2007

6.6

1995

7.3

1990

7.0

2015

5.8