2001

6.8

2006

6.4

2017

4.4

2022

7.2

2007

5.8

2018

5.7

1978

7.6

1971

7.5

2007

7.5

1997

6.7

1995

6.5

2018

7.4

1991

5.0

2021

9.0

2019

7.8

1995

6.2

1995

5.5

1996

7.5

2024

5.7

1972

7.1