1963

6.7

1994

6.8

2017

9.5

2005

8.3

1972

10.0

1991

5.1

2009

7.6

2010

7.1

1964

7.1

2024

7.2

2015

5.3

2019

3.9

2020

5.5

1961

7.7

2013

9.5

1976

5.7

1968

4.7

1964

7.3

1990

6.9