1972

7.7

2020

5.4

2022

5.5

1996

5.3

2005

4.7

1989

9.2

2020

6.9

2012

7.9

1957

7.6

2013

9.6

2011

7.4

2011

5.7

2005

9.9

2018

6.1

2002

8.3

2019

10.0

1992

6.2

1998

6.6

1989

6.1

2004

6.0