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Coding of the self-reported educational attainment levels.
| Education level | Description |
|---|---|
| 1 | Some high school |
| 2 | High school diploma/GED |
| 3 | Some college |
| 4 | College degree |
| 5 | Professional degree |
| 6 | Master’s degree |
| 7 | Ph.D. |
| 8 | Associate’s degree |
| 99 | Other |
