1990

7.7

2001

7.8

2004

7.3

1961

6.0

2023

5.4

1997

2.0

1984

5.9

2020

5.7

2005

7.1

1984

7.0

1998

7.4

1931

7.2

1976

7.2

1991

6.8

2007

0.0

2006

6.9

2006

7.8

1968

5.0

2015

6.0

1965

0.0