Data are for calendar year 2007. The total hours of staffing per resident day are for all facilities including dually certified facilities (Title 18/19), for Medicare-only facilities (Title 18) and for Medicaid-only facilities (Title 19).
For full details about the data and data collection, please refer to the report, "Nursing, Facilities, Staffing, Residents, and Facility Deficiencies, 2001 Through 2007," cited below.

C. Harrington, H. Carrillo, and B. Blank. Table 32, "Nursing, Facilities, Staffing, Residents, and Facility Deficiencies, 2001 Through 2007," Department of Social and Behavioral Sciences, University of California, San Francisco, accessed September 2008. Available at http://www.pascenter.org. Based on the Online Survey, Certification, and Reporting system (OSCAR), Centers for Medicare and Medicaid Services, U.S. Department of Health and Human Services.

Licensed Nurse Hours: include those staffed by registered nurses, licensed practical nurses, and licensed vocational nurses.
Total Nursing Staff Hours: include licensed nurse hours and those staffed by nursing aides, nursing orderlies, and nursing assistants.