The health care industry is one of the largest consumers of energy within the commercial building sector. Health care buildings are the third largest non-office, non-mall commercial energy consumer, according to the 2003 Commercial Building Energy Consumption Survey by the U.S. Energy Department. In 2003 Commercial Building Energy Consumption Survey by the U.S. Energy Department. In 2003, $7.4 billion was sent on utilities in 129,000 health care buildings. Although utility costs only average about one percent of the hospital expenses, the health care industry still accounts for 11 percent of all U.S. commercial energy use.
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