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Each week, we'll share with you some of the most compelling numbers in our studies.
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$14 billion
Russia earned about $467 million per day, or $14 billion overall, from its oil sales during the month of July.
SOURCE: "The Russia Oil Surcharge: Anticipating the Benefits and Challenges" by CSIS's Clayton Seigle.
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70 percent
As of 2025, there are around 10,000 active satellites orbiting the Earth. Over 70 percent of these satellites are owned and operated by a single U.S. company: SpaceX.
SOURCE: "How Can the U.S. Government Safeguard Commercial Satellites from Threats?" by CSIS's Clayton Swope.
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1.13 per year
The United States has fallen significantly behind in the acquisition and sustainment of its submarine fleet. In 2024, the United States built Virginia-class submarines at a rate of roughly 1.13 per year.
SOURCE: "The AUKUS Inflection: Seizing the Opportunity to Deliver Deterrence" by CSIS's Abraham M. Denmark and Charles Edel.
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21 islets
Vietnam has expanded its island-building efforts since the start of 2025. All 21 Vietnamese-occupied rocks and low-tide elevations in the Spratly Islands have now been expanded to include artificial land.
SOURCE: "No Islet Left Behind: Vietnam Reclaims Land at Every Remaining Spratley Outpost" by the CSIS Asia Maritime Transparency Initiative.
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By the Numbers is composed weekly by Lauren Adler and the External Relations team.
The Center for Strategic and International Studies (CSIS) is a bipartisan, nonprofit organization founded in 1962 and headquartered in Washington, D.C. It seeks to advance global security and prosperity by providing strategic insights and policy solutions to decisionmakers.
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