1990

4.4

2023

6.3

2020

5.5

2018

7.0

1975

5.5

2012

6.0

1975

4.5

1932

6.2

1994

7.6

1927

5.7

2020

5.6

2019

4.7

2019

7.0

2014

7.0

1978

4.3

5.0