دهه 1920 میلادی

4.3

140

3.4

69

4.2

56

3.4

41

4.6

31

4.6

20

3.5

25

4.7

10

4.6

14

4.0

18

3.8

31

3.7

23

3.8

21

3.8

19

3.6

14

4.0

9

3.6

19

3.6

13

3.4

15

4.2

12