2011

6.6

2014

7.0

1982

5.8

1973

7.3

2016

6.4

2021

6.1

1966

6.3

2019

6.5

2020

5.5

2001

6.7

1953

5.6

2022

7.0

1984

6.6

1953

4.8

2010

7.9

1965

6.8

2009

5.9