1999

7.7

1993

8.6

2001

7.9

2000

7.4

2003

7.2

2018

6.7

2021

7.2

2013

5.3

2011

6.5

2024

7.0

2016

7.0

2025

8.0

2023

0.0

2013

6.7

1979

7.7

1987

7.6

1990

8.5

2009

8.0

1995

8.4

1931

8.1