The Qatar Exchange down on Monday 32.57 points or 0.39% to 8,390.32 points from the previous closing of 8,422.89 points. The volume of shares traded fell to 3,347,326 from 3,477,133 on Sunday, and the value of shares decreased to QR118,202,378.47 from QR123,622,150.86 Sunday. Among the top losers were Qatar National Bank whose share dropped 0.99% to QR129.90, International Islamic Bank lost 0.77% to QR51.60,Qatar Navigation fell 1.26% to QR62.50 and Vodafone Qatar down 0.93% to QR8.49. Today the Qatar Banking and Financial sector dropped 11.65 points while the Insurance sector added 12.73 points. The Qatar industrial sector down 0.17 points and the Services sector lost 26.87 points.