Mumbai, Dec. 18 -- Indian Oil Corporation Ltd fell 3.18% today to trade at Rs 162.85. The BSE Oil & Gas index is down 0.42% to quote at 27825.41. The index is down 3.54 % over last one month. Among the other constituents of the index, Adani Total Gas Ltd decreased 0.7% and GAIL (India) Ltd lost 0.33% on the day. The BSE Oil & Gas index went up 6.41 % over last one year compared to the 5.41% surge in benchmark SENSEX. Indian Oil Corporation Ltd has lost 5.07% over last one month compared to 3.54% fall in BSE Oil & Gas index and 0.18% drop in the SENSEX. On the BSE, 82465 shares were traded in the counter so far compared with average daily volumes of 7.57 lakh shares in the past one month. The stock hit a record high of Rs 174.45 on 12 Nov ...