1953

6.0

1968

4.7

1981

7.3

2021

0.0

2003

5.0

2023

9.1

2023

7.8

6.3

1978

4.5

1993

5.4

2022

3.2

1987

5.0

2019

5.3

2016

5.0

2015

5.1

1978

5.0

1933

6.0

2008

6.8