2019

5.5

2006

5.9

2007

5.8

2003

6.1

2005

6.8

2002

6.1

2023

0.0

1978

7.5

2004

7.1

1973

5.8

2016

4.9

2008

6.2

2019

4.0

1997

6.6

2008

6.6

1980

6.3

1981

5.4

1980

5.3

1996

5.5

2023

0.0