UPDATE 1-U.S.-focused stock funds on track for record annual outflows -Lipper

(Adds additional flow data, analyst comment, table) By Sam Forgione NEW YORK, July 2 (Reuters) - Investors in U.S.-based funds pulled $59.6 billion out of funds that specialize in U.S. shares in the first half of the year, putting the funds on track for their biggest annual outflows on record, preliminary data from Thomson Reuters' Lipper service showed on Thursday. The outflows from funds that mainly hold U.S. shares, so far this year through July 1, already overshadowed outflows