Snapping a five-day rally, the Sensex at the Bombay Stock Exchange declined 60 points, or 0.3 percent, to close at 20,548, today. The Sensex had advanced over 700 points in the previous five trading sessions. The Nifty at the National Stock Exchange fell 24 points, or 0.4 percent, to 6,089.But stock markets in Japan, Hong Kong and South Korea gained between 0.3 percent and 1 percent.