1987

5.7

1952

7.0

2020

5.4

1975

7.3

2016

6.7

1965

6.3

1982

6.5

1971

6.9

1987

6.4

1990

5.7

2020

6.8

1950

7.6

2018

6.2

1979

4.7

1998

5.0

2019

7.5

1993

6.3

2002

4.4

1974

5.8