2018

7.0

1987

6.3

1973

6.2

2005

5.2

2007

5.6

2018

6.9

2010

6.7

1985

5.3

2000

7.7

1975

6.9

2021

7.2

1988

6.5

1965

7.7

2002

5.5

2008

4.6

1987

7.3

2012

5.9

2022

7.1

1950

6.8

1990

7.3