In 1771 there were :-
13 Passenger ships sailed from Londonderry 3650 tons.
7 Passenger ships sailed from Belfast 1751 tons.
9 Passenger ships sailed from Newry 2800 tons.
1 Passenger ship sailed from Portrush 250 tons.
2 Passenger ships sailed from Larne 450 tons.
In 1772 there were :-
9 Passenger ships sailed from Londonderry 2650 tons.
10 Passenger ships sailed from Belfast 2650 tons.
5 Passenger ships sailed from Newry 1600 tons.
1 Passenger ship sailed from Portrush 250 tons.
5 Passenger ships sailed from Larne 1300 tons.
In 1771 passengers about 9101
In 1772 passengers about 9450
The greatest part of these emigrants paid their passage
which was œ3.10 s. per head.