 2015 年，美国再次销密其 2014 财年年底之前的核武库数据。截至 2014年 9 月 30 日，现役和非现役核弹头总库存为 4 717 枚。
• In 2015, the United States again declassified its nuclear stockpile data through the end of fiscal year 2014. As of September 30, 2014, the total stockpile of active and inactive nuclear warheads was 4,717.