2021

10.0

2023

6.5

2014

5.6

7.8

2017

6.5

1985

7.0

1966

7.9

1992

8.9

1993

7.2

2015

7.4

1976

7.6

2001

6.9

2015

6.1

1965

7.2

1974

8.1

1993

7.3

1955

7.3

1946

7.8

1967

7.3

1989

7.1