The Centre is considering sale of stake worth $1-1.5 billion (?8,800-13,200 crore) in Life Insurance Corp (LIC) of India by year-end, with roadshows likely in the next few weeks, said people aware of the matter. The exercise is part of the government's effort to increase the public float to 10% as mandated by the Securities and Exchange Board of India (Sebi), they said.