An asset cost $250,000 on 1 January 20X1 and on that date was assessed to have a residual value of $40,000 and a useful economic life of six years. On 1 January 20X4 management assessed that the remaining useful economic life of the asset was five years and that the asset had a residual value of nil.

What is the depreciation charge for this asset in the year ended 31 December 20X4?

Give your answer to the nearest whole number.