2012

9.4

2015

8.0

1984

6.2

1979

7.6

1949

6.8

2016

5.9

2019

6.3

2008

7.7

2017

7.6

1934

6.9

2018

6.1

2000

8.5

2012

9.8

1991

5.6

2022

6.5

2020

7.4

1987

7.1

1977

5.2

1990

6.4

2021

7.8