$350 billion US$348 billion over the next decade Congressional Budget Office US$348 billion over the next decade Projected Costs of U.S. Nuclear Forces, 2015to 2024 $350 billion US$348 billion over the next decade study $350 billion Congressional Budget Office has estimated US$348 billion over the next decade $350 billion $350 billion Congressional Budget Office has estimated http://www.cbo.gov/publication/49870 reports has estimated https://www.cbo.gov/publication/49870