1985

7.7

1996

5.5

1973

6.9

1994

6.8

2003

5.9

1977

6.2

2023

0.0

2005

7.5

2002

6.1

2023

10.0

1987

7.0

1999

6.9

2019

0.0

1998

7.3

1939

7.5

1923

7.5

1996

6.6

1975

7.2

1995

6.1

1991

6.9