The United States, U.S. crude stockpiles posted their biggest one-week drawdown since December last week as imports dropped sharply, while inventories of refined products also fell. ( @1 e/ J S) lCrude inventories fell 5.2 million barrels in the week to May 5, the U.S. Energy Information Administration said.- ~/ `+ B5 B* J, u" j' J3 P( r% H