The domestic companies index (DCI) went up by 0.13 percent during the week ending June 1, closing at 8 545.25 points from 8 534.27 points the previous week, as indicated by Stockbrokers Botswana weekly report. For the year-to-date, the index lost 3.55 percent. A total of 96 174 823 securities valued at P312 923 335 were traded during the week.