2004

6.1

1982

6.8

1981

6.9

1986

7.2

2018

1.0

2019

6.4

2018

6.5

1984

7.5

2006

5.1

2005

5.6

1966

6.4

0.0

1950

7.6

1989

6.6

2023

6.4

2021

7.0

2010

5.9

2004

7.8

2009

7.4

1984

7.2