2015

8.0

1978

6.8

1994

7.8

1975

7.0

1974

8.0

1994

7.8

2019

8.2

2011

7.5

1999

8.4

2006

7.8

1964

7.9

2001

7.4

1989

5.9

2017

6.9

2021

8.5

2011

7.8

2018

7.1

2020

8.5

2010

7.9

1975

7.0