The BSE benchmark Sensex declined nearly 33 points in early trade on profit-booking by funds and retail investors.The 30-share barometer, which had gained 194.79 points in the previous session, fell by 32.88 points to 16,829.92.Similarly, the wide-based National Stock Exchange index Nifty shed 9.70 points to 5,106.20.In Asia, Hong Kong's Hang Seng index was up 0.16 per cent, while Japan's Nikkei Index gained 0.61 per cent in the morning trade. The US Dow Jones Industrial Average ended 1.31 per cent higher in yesterday's trade.