1987

7.7

2003

7.4

2019

8.0

1986

6.1

1969

5.4

1985

6.0

2004

4.2

2003

7.8

2021

7.6

2009

7.3

9.0

1958

6.8

1987

6.9

1993

3.8

1967

7.4

2023

9.0

2015

8.5

1958

7.5

2005

7.9

1994

6.8