Table 3.

The total and per unit cost of surveys 1, 2 and 3 conducted between 2000–2005.

	Survey 1	Survey 2	Survey 3
Set-up and database	€ 3,810	€1,419	€ 8,870
Interviewer salaries	€27,940	€6,918	€55,707
Phone charges	€5,067	€1,794	€1,500
Data entry	€ 7,620	0	0
Total cost	€44, 437	€10,131	€66,077
Unit cost per completed interview	€4.48	€6.65	€15.65