| NATIONAL ASSOCIATION OF MANUFACTURERS OF THE UNITED STATES OF AMERICA | $59,835,281 | $60,318,787 |
| AMERICAS HEALTH INSURANCE PLANS INC | $61,757,254 | $59,618,129 |
| YOUNG MENS CHRISTIAN ASSOCIATION OF METROPOLITAN WASHINGTON | $57,083,178 | $58,849,332 |
| GUARANTY ASSOCIATION BENEFITS COMPANY | $63,951,811 | $57,478,583 |
| UNITED STATES ASSOCIATION FOR UNHCR | $55,315,718 | $57,197,551 |
| AMERICAN PSYCHIATRIC ASSOCIATION | $58,882,607 | $57,020,176 |
| NATIONAL RETAIL FEDERATION INC | $59,981,540 | $56,375,612 |
| BSA BUSINESS SOFTWARE ALLIANCE INC | $58,079,901 | $56,316,201 |
| DAVIS MEMORIAL GOODWILL INDUSTRIES | $59,138,522 | $56,151,299 |
| AMERICAN GAS ASSOCIATION | $61,809,816 | $56,099,632 |
| NATIONAL TRUST FOR HISTORIC PRESERVATION IN THE UNITED STATES | $67,909,234 | $55,690,609 |
| RADIO FREE ASIA | $55,114,133 | $55,524,412 |
| INTERNATIONAL ASSN OF BRIDGE STRUCTURAL ORNAMENTAL AND REINFORCING IRON WORKERS | $60,868,093 | $55,198,920 |
| NEWSEUM INC | $26,631,595 | $55,002,262 |
| MORTGAGE BANKERS ASSOCIATION | $83,946,353 | $54,934,705 |
| MSI-US | $54,630,801 | $54,637,007 |
| CONSORTIUM FOR COMMAND CONTROL COMMUNICATIONS AND COMPUTER TECHNOLOGIES | $54,118,186 | $54,274,498 |
| CNFA | $54,534,208 | $54,247,558 |
| ASSOCIATION OF AMERICAN RAILROADS | $54,265,129 | $54,076,034 |
| AMERICAN SOCIETY FOR MICROBIOLOGY | $49,744,214 | $52,368,169 |
| INTERNATIONAL UNION OF OPERATING ENGINEERS AND PIPE LINE EMPLOYERS H AND W FUND | $65,071,987 | $51,901,187 |
| PAINTCARE INC | $66,289,177 | $51,777,040 |
| CHILDRENS HOSPITAL FOUNDATION | $168,029,658 | $51,700,840 |
| AMERICAN ENTERPRISE INSTITUTE FOR PUBLIC POLICY RESEARCH | $48,035,784 | $51,698,842 |
| NATIONAL COUNCIL FOR BEHAVIORAL HEALTH | $59,550,118 | $51,638,048 |