2021

6.2

2022

4.5

2010

7.4

2015

6.4

2010

6.7

1955

6.1

2017

6.6

1975

4.5

1997

4.7

5.0

1996

5.4

2006

10.0

2019

7.4

2021

7.1

6.4

1970

7.6

2007

6.9

1998

6.0

2012

6.5

2013

6.0