2003

4.0

1994

5.7

2002

2.0

1994

7.0

2005

6.8

2006

7.1

1999

7.8

2003

7.2

2004

7.8

2001

7.2

1993

5.0

2006

6.6

1928

6.9

1995

6.7

1962

7.5

1967

7.7

2020

4.9

2002

7.2

1962

5.5

1992

3.0