asked the Secretary of State for Employment what was the aggregate direct and indirect cost to public funds, including time spent by the Pay Research Unit, printing, and all expenses, of the Clegg Commission's investigation into the pay of 830 waterways employees; and what was the figure per employee.

Year	Filipinos	All other foreign nationals	Commonwealth citizens
1970	586	60,321	5,563
1971	1,195	50,018	3,762
1972	2,669	40,035	2,290
1973	2,691	23,769	6,379
1974	991	23,518	8,536
1975	1,986	19,857	8,235
1976	2,050	12,857	5,563
1977	1,804	11,407	5,203

Between 1970 and 1972 the category of foreign nationals included nationals of EEC countries who no longer require permission to take employment here. The figures for Commonwealth citizens relate to the number of employment vouchers issued.The figures for foreign nationals—including Filipinos—include both permits issued for those workers overseas and permission given to those already in this country for some other reason, but employment

The estimated cost was about £36,500. The average cost per employee in the reference group was £ 44.