Top 10 emitters of carbon dioxide in 1992, in millions of metric tons and in tons per capita:

United States _ 4,881 (19 tons per capita).

China _ 2,668 (2 per capita).

Russia _ 2,103 (14 per capita).

Japan _ 1,093 (9 per capita).

Germany _ 878 (11 per capita).

India _ 769 (1 per capita).

Ukraine _ 611 (12 per capita).

Britain _ 566 (10 per capita).

Canada _ 410 (15 per capita).

Italy _ 408 (7 per capita).

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Source: Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory.