2015

7.0

2018

6.0

1970

6.9

2016

8.8

2018

6.0

2024

5.3

2021

1.0

2012

5.2

2009

5.7

2021

10.0

1975

5.7

1955

6.5

1985

7.2

10.0

2005

6.0

8.5

1972

5.0

1976

3.3

2003

7.6