Army Air Forces Statistical Digest,
World War II
Table 211 -- ATC Operations from Assam, India to China (Over the Hump): Jan 1943 to Aug 1945

Year and Month

 Tons of Cargo Carried Eastbound Number of Trips Flown Eastbound Assigned Aiplanes Tons Carried Trips Airplanes Lost
Total Gasoline and Oil Other Cargo Average Number Percent in Service Per Airplane Assigned Per Airplane in Service Per Airplane Assigned Per Airplane in Service Number Percent of Airplanes Assigned Per 1,000 Trips Eastbound
Grand Total 685,304 392,362 292,942 a 156,977             a 373    
Annually                          
1943 52,366 26,421 29,945 b 3,138             b 20    
1944 231,219 136,476 94,743 54,926             184    
1945
(Jan-Aug)		 401,719 229,465 172,254 98,913             169    
Monthly                          
1943                          
Jan 1,263 600 663 N o t    A v a i l a b l e
Feb 2,855 1,149 1,706
Mar 2,278 760 1,518
Apr 1,910 777 1,133
May 2,334 1,522 812
Jun 2,382 1,518 864
Jul 3,451 1,856 1,595
Aug 4,447 2,606 1,841
Sep 5,125 3,640 1,485
Oct 7,240 3,701 3,539
Nov 6,491 3,477 3,014
Dec 12,590 4,815 7,775 3,138 165 57 76 134 19 33 20 12 6
1944                          
Jan 13,399 3,673 9,726 3,166 180 61 74 123 18 29 26 14 8
Feb 12,920 5,089 7,831 3,035 195 66 66 100 16 24 16 8 5
Mar 9,587 6,761 2,826 2,271 164 58 59 101 14 24 12 7 5
Apr 11,555 6,631 4,924 2,617 153 49 76 153 17 35 2 1 1
May 11,383 5,688 5,695 2,663 166 49 69 141 16 33 12 7 5
Jun 15,845 11,792 4,053 3,702 148 71 107 152 25 35 14 10 4
Jul 18,975 11,873 7,102 4,431 147 74 129 176 30 41 16 11 4
Aug 23,676 12,950 10,726 5,600 172 79 138 174 33 41 15 9 3
Sep 22,315 13,461 8,854 5,680 187 78 119 154 30 39 16 9 3
Oct 24,715 18,463 6,252 5,879 199 84 124 148 29 35 20 10 3
Nov 34,914 21,309 13,605 8,270 285 82 123 149 29 35 17 6 2
Dec 31,935 18,786 13,149 7,612 318 60 100 167 24 40 18 6 2
1945                          
Jan 44,099 28,760 15,339 10,817 368 67 120 180 29 44 17 5 2
Feb 40,677 22,150 18,527 10,194 411 66 99 150 25 37 21 5 2
Mar 46,545 22,937 23,608 11,346 421 69 111 160 27 39 32 8 3
Apr 44,254 22,047 22,207 10,776 405 67 109 163 27 40 22 5 2
May 46,394 25,483 20,911 11,196 404 66 115 173 28 42 22 5 2
Jun 55,386 35,166 20,220 13,194 513 71 108 153 26 36 23 5 2
Jul 71,042 39,629 31,413 17,204 640 NA 111 NA 27 NA 20 3 1
Aug 53,322 33,293 20,029 14,186 624 NA 85 NA 23 NA 12 2 1
a  Figures for Dec 1943 to Aug 1945.
b  Figures for Dec 1943 only.
Source: Air Transport Command, Office of Statistical Control