1981

7.0

2019

6.9

2017

6.1

2016

6.8

2022

6.0

1986

6.3

2000

6.8

2002

7.6

1937

7.1

1931

6.8

2006

5.8

1987

4.0

2023

10.0

2006

5.1

1987

7.7

2022

7.1

2000

6.3

1956

6.6

2024

0.0

2003

6.9