Table IV.A.5(2004) National total cost of optional coverage for the private sector by industry category** : United States, 2004
	Total (in millions of dollars)	Standard error
United States	29,690	505
Agriculture, fishing or forestry	254	57
Mining or manufacturing	5,068	197
Construction	937	58
Utilities or transportation	1,857	184
Wholesale trade	1,790	152
Financial services or real estate	4,664	187
Retail trade	2,795	137
Professional services	8,800	363
Other services	3,524	277
Source: Agency for Healthcare Research and Quality, Center for Financing, Access and Cost Trends. 2004 Medical Expenditure Panel Survey - Insurance Component. Notes: Definitions and descriptions of the methods used for this survey can be found in the Technical Appendix. Totals may not sum exactly because of rounding. ** Definitions of industry groupings changed in 2000. These data are not comparable to MEPS-IC estimates made prior to 2000. See Technical Appendix for details.