Gail India today reported a 69.71% increase in net profit at Rs 774.18 crore for the second quarter ended September 30, 2005 as against Rs 456.16 crore in the quarter ended September 30, 2004.According to a release issued by Gail India to the BSE today, total income increased 21.62% to Rs 4,243.08 crore in Q2FY06 from Rs 3,488.62 crore in Q2 FY05.