The tonnage by builder's measurement was 1370, though by net capacity of burden only 363.
"All Afloat" by William Wood
In 1902, 576 vessels entered at Constantza, with a net registered tonnage of 641,737.
"Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 2" by Various
The net tonnage of vessels passing through the canal in 1911 was 18,324,794, and the total passengers were 275,651.
"The Panama Canal" by J. Saxon Mills
The percentage of net loss in British tonnage alone is higher than this, and reaches 20 per cent.
"Current History: A Monthly Magazine of the New York Times, May 1918" by Various
The gross tonnage of ships passing through in 1898 was 12,962,632, the net tonnage 9,238,603.
"The Progress of Invention in the Nineteenth Century." by Edward W. Byrn