2016

6.8

1986

7.7

2016

7.2

2017

5.0

2015

7.4

2018

6.8

1968

7.3

1977

6.6

1945

7.6

2023

6.5

1972

6.8

1939

7.9

1985

5.5

1933

7.2

2009

6.7

1990

6.9

1925

7.5

1950

7.1

1960

8.0

2015

8.1