2000

7.2

2011

6.6

2001

7.6

2020

0.0

0.0

1957

8.3

2007

5.6

1976

7.4

2001

6.2

1990

5.0

2006

6.8

2022

9.0

1999

6.5

1987

7.1

1979

5.1

1978

5.0

1957

6.9

1998

5.8

2019

6.0

1999

6.1