1985

6.2

2020

6.8

1968

6.4

1982

5.8

1989

6.5

2021

10.0

2017

6.1

2015

7.4

1994

5.9

2000

5.8

2015

5.3

2012

5.8

1980

6.2

2013

8.1

2024

6.9

1996

3.7

2001

6.3

1951

7.0

1982

5.7