2006

4.9

2017

8.5

2018

6.3

2020

8.2

2024

7.2

2014

5.2

7.0

2019

7.0

2013

5.7

1998

4.0

2018

7.0

1975

5.9

2016

6.0

2017

7.0

2020

9.2

2017

3.9

1987

7.8

1967

8.0

1983

5.3