Jedinični troškovi u tablici primjenjuju se na odrađene sate ili sate sudjelovanja tijekom 2015.
The amounts of unit costs set out for types of operation 1-3 will be adjusted yearly in line with the Dutch consumer price index (CPI): https://www.cbs.nl/nl-nl/conversie/uitgelicht/de-consumentenprijsindex Indextalen finns på CBS Statline.