Seeks to track the performance of the Bloomberg U.S. 1–5 Year Government/Credit Float Adjusted Index, a market-weighted bond index that covers investment-grade bonds with a dollar-weighted average maturity of 1 to 5 years.Invests in U.S. government, high-quality (investment-grade) corporate, and investment-grade international dollar-denominated bonds.Follows a passively managed, index sampling approach.