(g)in the case of [a special trade passenger ship,] [ Substituted by Act 69 of 1976, Section 2, for " an unberthed passenger ship" w.e.f. 1.12.1976).] the number of cabin and [special trade passenger ships] [ Substituted by Act 69 of 1976, Section 2, for " Unberthed passenger ships" (w.e.f. 1.12.1976).] embarked at the port of embarkation;