1997

7.3

1991

6.9

2024

6.1

1996

6.4

1995

8.1

2001

6.6

1989

8.0

1999

7.4

2022

9.0

1976

7.0

2019

3.8

2005

7.3

1977

6.5

2011

9.0

1992

0.0

1999

7.7

2014

8.5

2022

7.7

1990

7.1

1969

8.2