2021

6.2

1985

6.1

2009

8.5

2020

5.8

9.4

1993

5.5

2005

6.0

2016

10.0

2002

6.9

1982

7.0

1953

5.0

2014

6.0

2010

6.1

2019

3.6

1976

5.9

2017

7.0

2012

8.0