The benchmark indices rose over a percent with the Nifty hitting a new high of 22,00o but failed to hold on to the gains and ended off the day 's high on February 2. The Sensex was up 440.33 points, or 0.61 percent, at 72,085.63, and the Nifty was up 156.30 points, or 0.72 percent, at 21,853.80.About 1,955 shares advanced, 1,753 declined and 86 remained unchanged.