LIMA STOCK EXCHANGE Lima, June 24 (EFE) .- The General Index of the Lima Stock Exchange (IGBVL ) closed today at 18,996.88 points , registering a decline of 0.09 percent , at a session in which 175,710 were negotiated 527 nuevos soles ( $ 63,674,770 equivalent ) in 768 operations. Traded shares of 64 companies of which 20 gained , 25 declined and 19 remained stable. The shares rose the most common were Crystal River Resources (6.25 %), Southern Common Fisheries (3.70 %), Minera El Brocal investment (2.89 %) , Minera Atacocha Class B common (2.86 %) Zincore Metals and common (2.70 %). They went down the Bear Creek Mining common ( -5.28 %), Peruvian Common Energy (-5.0 %) , Minera IRL common ( -3.77 %) , Cementos Pacasmayo investment ( -3.23 %) and Edegel common ( -3.07 %). Lima Stock Exchange ended the last session of the week with negative indicators drawn by the steep declines in the sectors electr...