Unless otherwise indicated, this report uses economic statistics from official government sources, including value of industry shipments, employment, trade balance, capital investment, etc. In some instances, industries collect their own industry statistics through trade associations, trade journals, or other means. For a number of reasons, this data will often differ from official government statistics.In this report, the use of government statistics helps to ensure consistent industry definitions and uniform time intervals. This, in turn, helps to enable more reliable aggregation across industries and more dependable inter-industry comparisons.Each section lists pertinent economic and environmental statistics where available. Exceptions are noted.
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