1997

6.5

1998

5.3

2002

4.8

2023

8.0

1992

5.2

1991

6.5

1969

7.5

2006

5.8

2014

7.3

1988

3.5

2016

6.3

1970

0.0

2022

8.7

2001

0.0

1942

7.0

2016

0.0

1997

7.0

2015

8.7

1978

5.2

2011

6.7