1990

7.0

2008

7.0

1998

5.3

2000

5.7

1937

6.7

2018

7.2

2000

4.5

1994

7.1

2017

6.4

1988

0.0

1997

6.5

2001

4.1

1995

5.0

1996

4.5

2021

5.3

2015

5.2

1991

3.9

2012

6.5

2018

6.4

1994

3.9