The prices of labour inputs in construction increased by 1.2 per cent while of materials went up by 0.2 per cent.
The prices of other inputs went down by 0.1 per cent from one year ago, the data show.
The total index of building costs remained nearly unchanged from February to March.
The prices of labour inputs and materials went up slightly. The prices of other inputs fell by 0.1 per cent from the previous month.