2011

7.1

1983

4.5

2006

6.4

2015

8.1

1990

6.5

1998

6.0

1928

6.0

2015

4.6

1999

5.8

1990

4.5

1987

7.4

2002

6.0

2020

7.0

2009

5.7

2022

7.4

1987

5.5

2003

5.4

1994

6.4

2005

7.4

2014

7.7