A non$-$current asset was purchased for $5,000$ on $1$ January Year $1,$ when it had an expected useful life of five years. A policy of straight$-$line depreciation is adopted with a full year$$s depreciation charged in the year of purchase and the year of disposal. On $31$ December Year $3,$ the machine was sold for $2,600.$ The amount to be entered in to Year $3$ Profit and Loss account for profit or loss on disposal is: