SELECT customer_group,sum(invoice_qty) as total,(sum(invoice_qty)*100/totals.tot) as persen,totals.tot as toti FROM (SELECT sum(invoice_qty) as tot FROM report_dpms WHERE sbu = 'SK Jakarta' ) as totals, `report_dpms` WHERE sbu = 'SK Jakarta' GROUP BY customer_group ORDER by SUM(invoice_qty) DESC LIMIT 5