1976

7.2

1999

6.3

2020

6.5

2009

5.4

2010

10.0

2006

2.0

1929

7.4

1973

6.2

2024

0.0

2018

9.0

2023

10.0

0.0

1975

4.1

2023

0.0

2023

0.0

2006

5.2

2023

0.0

2013

0.0

2014

0.0

1953

7.0