1959

8.2

2021

6.7

2016

6.8

2021

6.2

2023

9.3

2015

6.3

1962

6.8

2015

8.2

1981

5.1

2022

4.5

1970

7.4

1969

6.3

2015

5.3

1995

6.5

2002

7.2

1999

7.2

2015

6.9

1997

6.6

2001

6.9

2017

7.5