2001

7.2

2001

5.8

1968

6.0

2009

6.3

1958

7.7

2017

7.4

1989

6.6

1972

6.2

2013

6.1

1939

7.6

2002

7.7

1986

6.4

2011

6.8

2010

8.4

1996

8.1

2023

7.2

2024

7.2

1983

7.0

2009

7.4

2008

7.8