2002

6.1

2002

6.6

2000

6.0

2006

4.9

1989

6.7

2000

8.0

1993

5.6

1989

6.9

2003

6.6

1998

5.5

1960

7.4

1999

7.1

1984

6.8

1987

6.5

2006

6.0

2025

6.1

1970

7.1

1993

7.2

2008

3.9

1986

5.0