Solve this income statement by vertical analysis :
Extracted text: SALALAH MILLS CO (S.A.O.G) STATEMENT OF INCOME FOR THE PERIOD ENDED AS OF 31 MAR 2021 31/03/2021 31/03/2020 RO. RO. Revenue 15,043,728 14,420,602 Cost of revenue (12,748,055) (12,203,355) Gross profit 2,295,673 2,217,247 Administrative and general expenses (925,848) (1,000,419) Selling and promotion expenses (25,405) (19,148) Other Income 17,672 22,501 Net financing costs (63,640) (144,521) Profit for the year before taxation 1,298,452 1,075,660 Provision for taxation (187,013) (161,349) Profit for the period 1,111,439 914,311 Basic earnings per share 0.022 0.018