1998

7.0

2003

5.0

2005

6.5

1997

7.1

2006

5.6

2006

6.2

2021

4.8

2023

0.0

2021

0.0

2021

6.8

1969

4.6

1940

7.9

2004

7.2

2006

7.0

1993

7.5

2004

7.5

1990

7.0

1980

7.7

2016

5.2

1997

8.0