There has been a significant surge in the rate of legal immigrants from India becoming US citizens moving up to 65% in 2005 from 56% in 1995, a study has said.Statistics showed that 1,33,000 Indians were in the "soon-to-be" naturalised category in 2005 from a total eligibility pool of 2,48,000, the study, released by the Pew Hispanic Center, said."We've seen dramatic changes in countries across-the-board," said Jeffrey Passel, the Center's senior research associate. "Today's immigrants are interested in becoming US citizens," he said.The number of legal immigrants from all over the world becoming US citizens grew to a record of 13 million between 1995 and 2005, the study released on Wednesday said.