During February 1943 21 ships totaling almost 200,000 tons were lost, mostly in the western gap.
In return, mines sank or damaged 670 ships totaling more than 1,250,000 tons.
By the 1950s, it had a fleet of 54 ships totaling 568,978 deadweight tons.
On this cruise alone she had sunk nine ships totalling 45,000 tons.
The peak year for its output was 1920, when eight ships, totalling 40,510 tons, were launched.
Throughout the rest of June, U-70 sank another seven ships totaling 26,131 tons.
By the end of December 2007, the Society had 6793 ships totaling 152.22 million gross tons under class.
She conducted three patrols, sinking two ships totalling 5,783 tons.
In 1815 it possessed 314 ships totalling 12,554 tons.
U-862 conducted two patrols, sinking seven ships totalling 42,374 tons.