2005

7.5

2002

8.0

1996

6.6

1980

6.0

1988

5.2

1999

7.7

2002

8.4

1993

8.6

1955

7.4

1956

7.1

1957

7.2

2000

7.4

2015

7.5

2005

7.0

2023

6.9

2024

6.8

2022

7.6

2017

4.2

1987

7.6

1990

8.5