2020

5.4

2002

5.0

1984

7.0

1996

5.3

1999

6.9

1996

6.9

2010

7.2

2014

7.0

2022

7.0

2025

6.5

2007

7.7

2024

6.3

1987

5.2

1965

7.9

1993

6.6

2022

8.7

1978

6.9

2013

9.6

2003

6.1