1983

5.1

2013

4.0

2003

7.0

2013

6.1

2015

6.0

1972

4.0

1975

6.0

2013

6.1

1994

5.2

2020

7.0

2008

5.5

2009

7.6

2005

7.2

1979

7.9

2021

7.4

2018

5.5

2014

5.7

2023

10.0

1932

5.1