1985

6.6

2014

6.1

1993

5.5

2019

6.0

2014

7.5

2003

6.5

1980

5.9

2017

9.0

1951

6.5

2024

6.9

2004

7.2

2019

10.0

1938

7.0

2001

7.3

2024

5.4

2004

8.0

2005

6.4

2022

6.5

1962

7.7

2007

7.4