The Qatar Exchange keep its upward trend Tuesday adding 30.65 points or 0.35% to 8,681.01 points from 8,650.36 Monday. The volume of shares traded was fell to 4,543,414 from 6,656,808 on Monday and the value of shares down to QR208,566,019.15 from QR248,285,063.04 Monday. Top gainers were Commercial Bank of Qatar which was up 1.85% to QR82.50, Barwa Real Estate by 1.71% to QR29.75, Doha Bank by 1.42% to QR64.40 and industries Qatar up by 0.59% to QR135.50. Today the Qatar Banking and Financial sector added 63.43 points while the Insurance sector gained 10.38 points. The Qatar industrial sector up 50.15 points and the Services sector rose 3.33 points. (QNA) ST/MD UAE\'\'s Minister of State for Foreign Affairs Urges GCC States to Play Key Role in Renewable Energy