Maintaining the upward trend, the Sensex at the Bombay Stock Exchange was trading 214 points in the positive territory at 17,077 in afternoon trade, when reports last came in. After losing more than 370 points in the previous session, the 30-share index had recovered by 184 points to 17,047, in the first few minutes of trade on Tuesday.In a similar fashion, the broad-based National Stock Exchange index Nifty, was trading 65 points up at 5,153, with banking, consumer durable, refinery, metal and realty stocks trading in the positive zone.