2006

4.2

2003

6.2

2013

6.1

1993

5.5

2003

5.8

1911

9.5

1984

6.5

2014

5.4

2020

6.1

2023

6.0

2020

6.7

2005

4.3

2002

4.7

1980

8.4

2011

7.1

1989

8.5

1982

5.9

2009

6.3

2023

6.1

2011

5.9