| Variable | Year | Supplement |
|---|---|---|
| CSRGNOYR | 2003 | Sample child questionnaire |
| CSRGNOYR | 2002 | Sample child questionnaire |
| CSRGNOYR | 2001 | Sample child questionnaire |
| CSRGNOYR | 2000 | Sample child questionnaire |
| CSRGNOYR | 1999 | Sample child questionnaire |
| CSRGNOYR | 1998 | Sample child questionnaire |
| CSRGNOYR | 1997 | Sample child questionnaire |