Sampling methodology and data limitations by study A free Adobe Acrobat Reader is available for download, if needed. Individual Tax Statistics Sample Design and Data Limitations Individual Complete Report PDF Individual Tax Rates and Shares PDF (see page 39) Individual Income Tax Returns: Preliminary Data PDF (see page 11) Individual Income Tax Returns: Complete Year Data PDF (see page 20) Sales of Capital Assets PDF (see page 83) Sales of Capital Assets, Panel Data PDF (see page 206) Nonfarm Sole Proprietorships PDF (see page 16) Estate Tax Statistics International: Foreign Recipients of U.S. Income International: Foreign Recipients of Partnership Income International: Foreign Trusts International: Individual Foreign Earned Income/Foreign Tax Credit PDF (see page 66) International: Boycott International: Nonresident Alien Estate Tax Returns Personal Wealth Income from Trusts and Estates Business Tax Statistics Sample Design and Data Limitations Corporations International: Controlled Foreign Corporations Partnerships S Corporations PDF (see page 102) Non-Farm Sole Proprietorships PDF (see page 16) Charitable and Exempt Organization Tax Statistics Sample Design and Data Limitations Charities and Other Tax-Exempt Organizations Exempt Organizations: Unrelated Business Income Tax Private Foundations and Charitable Trusts Split Interest Trusts Tax-Exempt Bonds