2019

6.1

2004

7.3

2007

6.4

1978

6.0

1987

4.1

1956

7.9

1957

7.2

1989

7.0

1992

6.7

1998

6.6

2006

6.7

2024

2.0

1978

5.5

2023

5.7

2003

5.0

2013

6.7

2017

6.8

2005

7.8

1987

6.5

2002

8.4