2000

6.1

2001

5.1

1997

6.6

1926

7.9

1991

6.5

2004

6.0

2004

5.8

1932

5.2

2002

6.4

2015

8.0

2004

7.2

2006

7.0

2002

7.0

1999

7.5

2004

7.5

1980

6.5

2015

1.5

2019

6.5

2022

5.0

2022

0.0