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Stockholm International Peace Research Institute
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Concentration Ratios

Changes in Concentration Ratios (% of combined total of SIPRI Top 100 Companies, 1990-2005)

  Arms Sales       Total Sales    
Company Section 1990 1995 2000 2005   1990 1995 2000 2005
5 Largest Companies 22 28 41 43   33 34 43 45
10 Largest Companies 37 42 57 62   51 52 61 62
15 Largest Companies 48 53 65 69   61 64 71 73
20 Largest Companies 57 61 70 74   69 72 79 81

 

 

Trends in military expenditure | Data on military expenditure | Sources and methods: military expenditure
Trends in arms production | Data on arms production | Sources and methods: arms production
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