Pink Ltd acquired a machine for $420,000 on 1 July 2017. The machine had a useful life of five years and was depreciated on a straight-line basis with no disposal value. Pink Ltd adopted the cost model for accounting for assets in this class. Indicators of impairment and/or indicators of a reversal of impairment losses were identified on 30 June 2018 and 30 June 2020. The estimates of the value of the machine at the end of financial periods were shown as below:

Date	Net selling price	Value in use	Fair Value
30 June 2018	$328,000	$315,000	$345,000
30 June 2019	$226,000	$228,000	$243,000
30 June 2020	$161,000	$167,000	$178,000

What is the depreciation expense of the machine for the year ended on 30 June 2018?