1996

6.3

1995

7.6

1997

7.4

2003

5.5

2002

6.8

2022

6.3

2008

6.3

1994

8.0

2005

6.5

1990

3.8

2016

7.3

1973

3.9

2004

5.4

2013

5.5

2025

7.9

2014

6.8

1972

4.4

2007

6.5

1996

5.5

2010

4.2