1973

6.8

2012

6.0

1972

4.0

2022

5.5

1928

6.0

1991

5.3

1969

7.6

5.4

2013

6.4

2001

7.2

2002

8.4

2019

8.4

2019

6.3

0.0

2023

7.2

2014

6.8