Quest
ACORNSOFT / SUPERIOR SOFTWARE
July 88 - April 90
| ELK |
| 5 |
| Feb 90 |
Sources
(click here for more information on the data shown below)
Electron (Gallup)
| 17 | MONTH to c.88-07-19 | EU p4 Oct 88 88-09-15 | |
| 5 | MONTH to c.90-02-13 | EU p9 May 90 90-04-15 | |
| 20 | MONTH to c.90-03-13 | EU p17 Jun 90 90-05-15 | |