1987

6.0

1998

8.0

2020

6.0

1986

5.4

1982

5.9

2004

7.0

2010

5.1

2024

6.8

2014

7.5

1988

5.4

2002

7.1

7.7

2023

7.6

1999

0.0

1994

7.3

1992

7.7

1962

7.4

2009

7.2