2005

6.7

1989

7.5

1993

8.1

2004

6.9

2002

6.8

2007

6.5

1992

7.4

2022

10.0

2008

6.6

1985

6.9

2020

5.6

0.0

2018

8.1

1996

3.4

1973

6.0

1985

6.7

1958

7.1

2017

6.2

1984

7.2

1987

7.0