2006

6.5

1958

6.4

2018

7.2

1961

7.6

2001

7.1

2000

6.7

1984

5.6

1988

6.9

1989

6.8

2012

10.0

2001

5.4

2003

5.3

1999

6.1

1999

7.3

1996

6.2

1988

6.3

2000

6.7

2004

5.7

1986

6.7

2006

7.0