Sugar prices extended gain by ₹10-20 a quintal at producing and at Vashi market as mills sold the commodity at higher rates which lifted the spot prices also. Naka prices showed a mixed trend . Improved demand from stockists kept the morale positive. Arrivals were about 61-62 truck loads and local dispatches were at 60-61 loads. The Bombay Sugar Merchants Association’s spot rates: S-grade ₹3,580-3,672 (3,552-3,662) and M-grade ₹3,660-3,782 (3,642-3,760). Naka delivery rates: S-grade ₹3,560-3,630 (3,570-3,620) and M-grade ₹3,630-3,740 (3,650-3,750).