1999

6.5

1988

5.7

1991

4.6

2020

0.0

2022

0.0

1990

7.4

2001

7.6

1999

7.9

2023

6.1

2018

8.4

1989

8.0

1994

10.0

1985

7.5

2019

10.0

1956

4.6

2002

7.5