2007

8.1

2006

6.9

1994

6.8

1970

6.0

1999

6.8

1985

6.9

1965

6.8

2012

7.5

1982

0.0

2020

6.5

2024

7.4

2007

7.3

1972

6.6

1989

5.8

7.1

2003

5.7

2018

5.9

2023

8.0