2020

6.9

2006

5.5

1968

6.9

1978

7.4

1993

6.1

2003

6.2

1982

5.9

2021

7.8

1944

8.1

1990

6.5

2015

6.1

2001

6.7

1999

8.0

1998

7.3

2006

7.0

2009

7.2

1972

7.3

2021

7.4

1982

7.7

6.4