2023

6.8

6.6

2020

6.4

2024

6.2

2018

6.3

6.6

1975

7.0

2020

6.4

1972

6.3

2024

6.0

1985

6.1

1986

5.8

2015

6.6

1972

6.6

2021

6.7

2003

6.6

2024

7.2

1898

5.7

1965

7.1

1985

6.8