1979

5.9

2005

6.8

2001

6.7

1985

7.1

2003

5.3

2017

1.0

2008

5.6

1986

6.7

1982

6.2

1983

6.7

1984

7.2

1991

7.1

1993

6.5

1995

5.9

1994

8.5

2022

0.0

2019

6.7

1957

7.4

1989

6.6

1980

6.4