| Name | Key Length | Text Length | Last Updated | SAS | Other | Big? | Size | Description | Source | Data |
|---|---|---|---|---|---|---|---|---|---|---|
| $ILETH | 1 | 33 | 2006-01-26 | gen_i | - | 9 | ethnic | NCES | - | |
| $ILFICEC | 6 | 39 | 2006-01-26 | gen_i | Y | 19 | 16 peers FICE new Jan 2006 | NCES | - | |
| $ILPRCL | 6 | 1 | 2011-07-14 | Y | 7 | |||||
| $ILPRGA | 6 | 1 | 2011-07-14 | Y | 18 | |||||
| $ILPRRX | 6 | 1 | 2011-07-14 | Y | 65 | |||||
| $ILUNITC | 6 | 43 | 2006-01-26 | gen_i | Y | 20 | 16 peers UNITID new Jan 2006 | NCES | - | |
| $ILUNITP | 6 | 51 | 2011-07-13 | - | 64 | |||||
| $IMUNITP | 6 | 25 | 2011-07-13 | - | 64 | |||||
| $ISETH | 1 | 8 | 2006-01-26 | gen_i | - | 9 | ethnic | NCES | - | |
| $ISFICEC | 6 | 9 | 2006-01-26 | gen_i | Y | 19 | 16 peers FICE new Jan 2006 | NCES | - | |
| $ISRESX | 6 | 1 | 2007-07-17 | Y | 153 | |||||
| $ISRXLG | 6 | 1 | 2007-07-17 | Y | 59 | |||||
| $ISUNITC | 6 | 9 | 2006-01-26 | gen_i | Y | 20 | 16 peers UNITID new Jan 2006 | NCES | - | |
| $ISUNITP | 6 | 15 | 2011-07-13 | - | 64 |