2000

7.9

2006

7.4

2015

5.8

1968

7.8

1993

5.5

2023

5.6

2004

6.2

1990

6.9

1969

1.0

2021

6.8

2002

7.9

2005

5.3

2017

0.0

2022

9.0

2020

7.2

2004

7.2

1984

7.1

1998

7.1

1964

7.8

1961

7.6