The Athens Stock Exchange composite share price index closed last Friday at 4,014.52 points, a decline of 14.5 points or 0.36 percent on the previous week’s close. The small difference belies a turbulent week during which the market plunged below 4,000 points and then recovered most of its losses. Turnover dropped to 1.99 billion euros, an average of 496.56 million euros per session, from 570.49 million the previous week. All major indices lost ground: The FTSE/Athex 20 index of blue chips declined 0.04 percent to close at 2,223.81 points, the FTSE/Athex Mid 40 declined 1.42 percent to close at 4,014.22 points, and the FTSE/Athex Small-Cap 80 declined 1.94 percent. The composite FTSE/Athex 140 index declined 0.28 percent to close at 4,813.99 points, while the FTSE/Athex International index declined 0.47 percent to close at 5,622.13 points. Twelve of the 17 sectoral indices ended with losses. The biggest losers were basic resources (5.38 percent), technology (5.23 percent) and oil and gas (3.16 percent). Top gainers were chemicals (3.49 percent) and travel and leisure (2.63 percent). Among individual titles, the top gainers were Images and Sound (up 25.58 percent), Sheet Steel (11.76 percent) and Etma’s preferred shares (11.54 percent). Top losers were Plias (down 17.39 percent), Euroholdings (14.55 percent) and Viosol’s preferred shares (14.29 percent). National Bank topped the list of the most heavily traded shares, with an average turnover of 70.29 million euros per session. It was trailed by Alpha Bank (41.93 million) and OPAP (41.81 million).