The independent source for health policy research, polling, and news.
KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
Average Monthly Worker Premium Contributions Paid by Covered Workers for Single and Family Coverage, 1999-2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 1999-2012.
Average Annual Worker and Employer Contributions to Premiums and Total Premiums for Single Coverage, 1999-2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 1999-2012.
Average Annual Worker and Employer Contributions to Premiums and Total Premiums for Family Coverage, 1999-2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 1999-2012.
Average Annual Firm and Worker Premium Contributions and Total Premiums for Covered Workers for Single and Family Coverage, by Plan Type, 2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 2012.
Among Firms Offering Health Benefits, Percentage That Offer Health Benefits to Temporary Workers, by Firm Size, 1999–2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 1999-2012.
EHBS-Among-Firms-Offering-Health-Benefits-Percentage-That-Offer-Health-Benefits-to-Part-Time-Workers-by-Firm-Size-1999–2012-HEALTHCOSTS Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 1999-2012.
Among Firms Offering Health Benefits, Percentage That Offer an HDHP/HRA and/or an HSA-Qualified HDHP, 2005-2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 2005-2012.
Among Firms Offering Health Benefits, Percentage Offering a Particular Wellness Program to Their Employees, by Firm Size, 2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 2012.
Among Covered Workers with Copayments for a Physician Office Visit with a Specialty Care Physician, Distribution of Copayments, by Plan Type, 2012 Download Source Kaiser/HRET Survey of Employer-Sponsored Health Benefits, 2012.
Distribution-of-National-Health-Expenditures-by-Type-of-Service-in-Billions-2011-HEALTHCOSTS Download Source Kaiser Family Foundation calculations using NHE data from Centers for Medicare and Medicaid Services, Office of the Actuary, National Health Statistics Group, at http://www.cms.hhs.gov/NationalHealthExpendData/ (see Historical; National Health Expenditures by type of service and source of funds, CY 1960-2011; file nhe2011.zip).
© 2026 KFF
