6.1

2010

7.0

2012

6.1

2018

8.4

2021

6.4

2019

9.2

1975

4.5

1998

6.7

2006

6.3

1944

6.3

1934

6.9

1928

6.0

2019

6.3

1943

6.6

2005

4.8

2019

9.8

2008

8.7

1955

5.5

9.4

1950

6.0