2013

6.1

7.8

2012

6.0

1968

4.7

1994

7.7

2017

6.0

2024

5.3

1969

7.7

1997

7.5

2021

9.8

1994

5.9

2025

5.0

2023

10.0

1989

7.2

2006

6.4

2017

6.6

2011

6.4

1962

6.5

1931

6.6

1974

5.9