The domestic companies index went down by 0.25 percent during the week ending February 23, closing at 8 692.31 points from 8 714.05 points the previous week, as indicated by Stockbrokers Botswana weekly report. For the year-to-date, the index decreased by 1.89 percent. A total of 30 896 386 securities valued at P92 696 878 were traded during the week.