The Stockbrokers Botswana weekly report indicates that domestic companies index (DCI) lost 0.43 percent during the week ending September 8, closing at 8985.48 points from 8946.71 points the previous week. For the year-to-date, the index declined by 4.42 percent. A total of 39 827 291 securities valued at P121 934 428 were traded during the week.