Egyptian Exchange lost 6.9 billion pounds during this week's trading amid selling operations from institutions, Egyptian and foreign investment funds, Al Bawaba News reported Friday. The market capital declined to 421.7 billion pounds this week, compared to 428.6 billion pounds last week. The benchmark index EGX 30 index fell by 2.09% to record 6637 points, while EGX 70 fell by 0.3% to record 361 points and EGX100 fell by 1.03% to record 762 points.