Falling for the fifith straight day, the Sensex at the Bombay Stock Exchange shed 32 points, or 0.2 percent, to trade at 20,683, in the afternoon session today, a short while ago. The Nifty at the National Stock Exchange lost 12 points, or 0.2 percent, to 6,157. In other stock makets in Asia, key benchmark indices in Japan, China, Hong Kong, Singapore, Taiwan and Indonesia fell between 0.1 percent and 1.6 percent.