2017

10.0

1954

8.4

1999

7.5

1988

7.3

2019

8.5

1960

8.4

2009

7.7

2018

7.4

2021

7.5

2008

7.7

2020

5.9

2018

7.1

1994

6.4

2021

7.9

1994

5.9

1986

7.2

1961

6.9

1987

6.5

1978

7.0

1988

7.3