2008

5.0

2007

5.7

1989

6.8

2006

6.4

2014

5.8

1999

5.9

2002

5.6

2003

6.8

1976

7.4

1984

7.3

1995

6.0

2014

6.6

1985

7.1

1993

5.7

2019

5.2

1971

6.6

1988

4.9

2019

4.3

2023

4.6

1973

5.2