512 
COMMERCE YEARBOOK 
Table 4,—Ton-Miles of Revenue Freight Carried by Class I Railways, by Months 
[All figures in millions of ton~-miles] 
Month 
ranueary.... 
February... 
‘Aarch...... 
is 1 1 ST 
day cue... 
une......... 
uly... 
lugust._... 
jeptember_. 
Jetober___. 
November... 
December. _| 
1021 
26, 627 
2, 200 
1 932 
* 084 
5252 
+ 442 
©. 397 
/, R20 
1922 
23, 742 
25, 453 
29, 468 
22, 290 
%5, 064 
“a, 477 
47 
All roads 
1623 | 
1924 
1925 | 
34, 020 
29, 464 
35, 302 
34, 794 
35, 994 
34, 234 
4 A] ¢ 
30,614 
») 135 
% 970 
29, 092 
30, 522 
8, 759 
29, 925 
9 "26 
40 
33, 147 
30, 565 
31,918 
20, 358 
"2,178 
"2,780 
, 487 
, 704 
.3,005 
‘0, 382 
7, 254 
34, 899 
*7 
053 
Eastern 
district 
1924 | 1025 
13, 844 
4, 857 
5, 478 
2, 806 
2,912 
7 73 
2 ue 
, 463 
3, 864 
1 266 
2, 523 
)927 
,454 
5 130 
} 602 
"418 
3,575 
5, 903 
15. 015 
£0 
4 
766 
4 118 
Southern 
district 
1924 
1925 
6, 625 
6, 919 
7,109 
5, 410 
5300 
5,125 
3, 209 
3,811 
3,015 
"688 
7,426 
7 782 
7,31 
8, 771 
7,106 
< 853 
490 
207 
21 
28¢ 
661 
026 
2 053 
Western 
district 
1924 | 1025 ° 
10,145 | 
10, 359 
10, 383 
9,876 
Nn, 220 
798 
61¢ 
04% 
L775 
2, 154 
.2, 565 
11, 153 
11,367 
9,930 
10, 546 
9,982 
10, 761 
.1,028 
11, 676 
12, 889 
14, 208 
_5, 146 
13,125 
11 832 
Source: Interstate Commerce Commission. 
Chart IL—TON-MILES OF REVENUE FREIGHT (CLASS I ROADS) 
BILLIONS OF TON-MILES 
Or ED 
Eastern~f 
Caper 
Onan nnn og dog, 
1921 1922 1923 924 1988 sits 
Revenue Freight Originating, by Commodities. 
The character of the freight traffic handled by the railroads is shown 
in Table 5. Products of mines have made up well over half of the 
freight originating in each year, amounting to 54.4 per cent in 1925 
as compared with 56.1 per cent in 1913. Since 1913 the volume of 
agricultural products handled has been over 100,000,000 tons annually 
not counting livestock) and has varied comparatively little. There