1994

5.7

1993

5.0

2002

6.7

1983

5.8

2006

6.0

2006

6.2

2021

0.0

2003

5.1

1981

4.6

2018

4.4

1992

7.1

1986

6.1

2005

5.4

2024

6.6

2006

7.1

2001

6.1

2006

6.1

1976

6.8

1996

6.9

1999

6.8