| 2009 | 2010 | 2011 | Number of Students | 109,627 | 107,834 | 105,090 | Enrollment During Test Window | 102,606 | 101,032 | 98,644 | Total Participation* | 99.2% | 99.3% | 99.3% | | (101,835) | (100,335) | (97,918) | Participation in Alternate Assessment based on | 8.1% | 8.8% | 9.1% | Alternative achievement standards | (8,286) | (8,845) | (8,962) | Participation in Regular Assessment | 91.2% | 90.6% | 90.2% | | (93,549) | (91,490) | (88,956) | Without Accomodations | 27.0% | 24.2% | 22.4% | | (25,265) | (22,186) | (19,886) | With Accomodations | 73.0% | 75.8% | 77.6% | | (68,284) | (69,304) | (69,070) |
| 2009 | 2010 | 2011 | 337 | 365 | 286 | 332 | 321 | 252 | 100.0% | 99.7% | 98.8% | (332) | (320) | (249) | 2.7% | 3.4% | 4.4% | (9) | (11) | (11) | 97.3% | 96.3% | 94.4% | (323) | (309) | (238) |
23.2% | 24.3% | 15.1% | (75) | (75) | (36) | 76.8% | 75.7% | 84.9% | (248) | (234) | (202) |
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