U-Boats TOP20

No/	U-boat	Ships & tonnage sunk		Ships & tonnage damaged
1	U-48	53	312.420	3	15.702
2	U-99	38	244.749	5	37.965
3	U-123	47	244.040	4	31.315
4	U-124	48	224.053	4	30.067
5	U-103	42	220.598	3	28.158
6	U-107	38	217.751	4	27.256
7	U-68	35	208.716
8	U-37	55	202.529	2	9.591
9	U-96	29	199.182	3	32.773
10	U-66	33	196.175	5	22.674
11	U-38	32	170.206	2	8.650
12	U-130	25	167.350	1	6.986
13	U-47	28	160.939	5	36.656
14	U-515	25	157.064	5	18.968
15	U-160	26	156.802	5	34.419
16	U-552	30	152.250	4	40.333
17	U-172	27	152.094
18	U-129	29	143.792
19	U-155	26	141.521	1	6.736
20	U-46	26	140.198	4	23.158