| Amount | Holding | 
|---|---|
| 2.28% | METROPOLITAN TRANSN AUTH N Y REV 5% | 
| 1.68% | ILLINOIS ST TOLL HWY AUTH TOLL HIGHWAY REV 5% | 
| 1.64% | GULF COAST WASTE DISP AUTH TEX ENVIRONMENTAL FACS REV 0.17% | 
| 1.53% | METROPOLITAN WASH D C ARPTS AUTH ARPT SYS REV 5% | 
| 1.48% | ARIZONA HEALTH FACS AUTH REV 1.77% | 
| 1.38% | TOBACCO SETTLEMENT FING CORP RHODE IS 5% | 
| 1.33% | NEW YORK TRANSN DEV CORP SPL FAC REV 5% | 
| 1.19% | METROPOLITAN WASH D C ARPTS AUTH ARPT SYS REV 5% | 
| 1.15% | UNIVERSITY WASH UNIV REVS 5% | 
| 1.11% | CHICAGO ILL TRAN AUTH CAP GRNT RCPTS REV 5% |