BTS | Appendix C - Data Source and Accuracy Statements

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Appendix C
Data Source and Accuracy Statements

Table 4-1.

Average Response Rates for Monthly Surveys, 1998

Survey Site	Average universe site	Average number of respondents	Percent
Refinery	252	243	96.3
Bulk terminal	300	287	95.6
Pipeline	81	80	99.3
Crude oil stocks	174	169	99.1

NOTE: The average response rate is calculated by summing individual monthly response rates and dividing by 12.

SOURCE: Tammy G. Heppner and Carol L. French, Energy Information Administration, U.S. Department of Energy, Accuracy of Petroleum Supply Data (Washington, DC:1998).

Appendix C Data Source and Accuracy Statements

Table 4-1.

Average Response Rates for Monthly Surveys, 1998

Appendix C
Data Source and Accuracy Statements