SEASONAL FLUCTUATIONS 
COMPARISON OF SEASONAL TENDENCIES IN 
IMMIGRATION, EMIGRATION, AND 
EMPLOYMENT 
The most significant of the several indices of seasonal changes in 
migration and employment which we have been discussing in the 
preceding pages are brought together in Chart 54. In each of the 
CHART 54 
SEASONAL FLUCTUATIONS IN EMPLOYMENT AND PRE-WAR MIGRA- 
TION» 
Scales: No. 1 = Immigration and Emigration 
No. 2 = Employment 
Average of twelve months= 100 
SCALE I come SCALE2 SCALEL SCALE 2 
180 i 102.0 180 r 120 
j€0 160" ] 
740 01.0 140 110 
120 2 3 120 
100 00.0 100 100 
80 / 80 . 
b “—=Male Immigrants. 
sof, tN) CU Je: ape Es oo 
40 a~—— = Male Immigrants 4 oma = Bituiningds Coul 
bo---0= Male Emigrants - : ; z 
ge ce—s = Factory re ment | 2° go ge~e-Anihrucite Sool re 
CTF Ww TTHT TT ITATS To THD Oy rrtoTaTsioIN Ts. 
SCALE 7s SCALEZ2 SCALE 1 SCALE 2 
180 [@ : 180 r 
5 
160 I 130 160’ 106 
£0 120 140! 104 
20 110 120 1702 
100 100 loc + {00 
go \ 90 80 98 
501 50 eo! 96 
dote == Mote Immigran: | 70 40 IT i 94 
---- = Male Emigrants LE, 
ge Fores Selected Outdoor Indus eo go +1 eleL.ed industries 
0 FIAT ATs TTA = 7h OI FT=Tw To : “ND 
2N umerical data for Curve “a” are in Table 58, column A; Curve “b”, Table 58-A; 
Curve “c”, Table 56-C; Curve “d”, Table 56-F; Curve “b”, Table 56-H; Curve “f”, 
Table 58-C; and Curve “g”, Table 58-D. 
four sections of this chart the curves for male immigration and for 
male emigration are repeated, and for comparison therewith there 
1s given, in Fig. A, the index for factory employment: in Fig. B. the 
299