2020

6.0

1997

7.3

1998

6.9

2009

6.8

1994

6.8

2015

7.5

2017

7.3

1991

7.2

2024

7.4

1984

7.8

1984

7.2

2024

8.0

1975

6.9

2015

7.8

2011

7.8

1982

7.6

2003

8.5

2016

7.1

1996

7.0

1996

6.8