2012

8.0

2016

7.6

2001

6.7

2015

7.5

1978

6.4

2015

7.5

1995

6.9

2006

7.3

2021

8.6

1977

7.2

2019

5.8

1976

6.6

2020

7.4

1990

7.1

1995

7.4

2007

6.2

1973

6.9

2006

7.8

2023

7.1

1999

7.3