Pakistan\'s benchmark stock index, the Karachi Stock Exchange 100 Index, rose 0.13 per cent at the close of trade on Tuesday. The index of 100 companies traded on the Karachi Stock Exchange rose 16.20 to 12,576.48. Among the stocks in the index, 55 rose, 29 fell and 16 were unchanged. Gains in the Karachi Stock Exchange 100 Index were led by Oil and Gas Development Co, Pakistan Oilfields and Pakistan Petroleum Ltd. Active stocks Article continues below Pakistan Oilfields Ltd, which rose Rs10.54 (Dh0.45) to Rs373.50, was the most active stock by value in Pakistan. The next most-active issues were Engro Corp Ltd/pakistan, which fell to Rs160.19, and National Bank Of Pakistan, which rose Rs1 to Rs54.00.