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*: Eleven companies were added to the group of U.S. majors in 1998, which is the largest single-year change in the history of the U.S. majors (i.e., the Financial Reporting System companies).
Note: Net investment in place is the sum of net property, plant, and equipment and the year-end balance of investments and advances to unconsolidated affiliates.
Source: Energy Information Administration, Form EIA-28 (Financial Reporting System).