| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Drifter (Barbarian). |
| 1 |
21 |
Suffer from a life-threatening illness. |
| 2 |
21 |
Became a Citizen (Worker). |
| 2 |
23 |
Herbert Williams's business expands, Herbert Williams's corporation grows, or the colony thrives. |
| 3 |
25 |
Continued as Citizen (Worker). |
| 3 |
28 |
Advanced training in a specialist field. |
| 4 |
29 |
Continued as Citizen (Worker). |
| 4 |
33 |
Co-operate with investigation by the planetary authorities. The business or colony is shut down. |
| 5 |
33 |
Failed to qualify for Flight (Navy). |
| 5 |
33 |
Returned to Drifter (Barbarian). |
| 5 |
37 |
Promoted to Drifter (Barbarian) rank 1. |