Back to the Future Part III
MIRRORSOFT / IMAGE WORKS 
April - October 91

| ALL | ZX | C64 | CPC | 
| 4 | 2 | 3 | 3 | 
| May 91 | Apr 91 | Jun 91 | Apr 91 | 
Sources
(click here for more information on the data shown below)
All Formats (Full Price) (Gallup)
| 10 | WEEK to c.91-04-13 | Games-X #1 p7 91-04-26 | |
| 6 | WEEK to 91-05-04 | Games-X #4 p7 91-05-17 | |
| Burton Mail p10 91-05-18 | |||
| 6 | WEEK to 91-05-11 | Games-X #5 p9 91-05-24 | |
| 11 | WEEK to 91-05-18 | Games-X #6 p9 91-05-31 | |
| 12 | WEEK to 91-05-25 | Games-X #7 p7 91-06-07 | |
| 13 | WEEK to 91-06-01 | Games-X #8 p7 91-06-14 | |
| 11 | WEEK to 91-06-08 | Games-X #9 p7 91-06-21 | |
| 10 | WEEK to 91-07-06 | Games-X #13 p7 91-07-18 | |
| 17 | WEEK to 91-07-27 | Games-X #16 p15 91-08-08 | |
| 19 | WEEK to 91-08-03 | Games-X #17 p15 91-08-15 | |
| 17 | WEEK to c.91-08-31 | Games-X #20 p8 91-09-05 | |
| 17 | WEEK to c.91-09-07 | Games-X #21 p8 91-09-12 | |
| 18 | WEEK to c.91-09-14 | Games-X #22 p8 91-09-19 | |
| 4 | WEEK to 91-05-11 | ( CTW #338 p15 91-05-27 ) | |
| 5 | WEEK to 91-05-18 | CTW #338 p15 91-05-27 | |
| 19 | WEEK to 91-06-21 | ( CTW #344 p13 91-07-08 ) | |
| 20 | WEEK to 91-06-29 | CTW #344 p13 91-07-08 | |
| 14 | WEEK to 91-08-03 | ( CTW #350 p21 91-08-19 ) | |
| 12 | WEEK to 91-08-10 | CTW #350 p21 91-08-19 | |
| 10 | WEEK to 91-08-24 | ( CTW #353 p33 91-09-09 ) | |
| 11 | WEEK to 91-08-31 | CTW #353 p33 91-09-09 | |
| 12 | WEEK to c.91-09-07 | ( CTW #354 p21 91-09-16 ) | |
| 14 | WEEK to c.91-09-14 | CTW #354 p21 91-09-16 | |
| 16 | WEEK to 91-10-05 | ( CTW #359 p19 91-10-21 ) | |
| 19 | WEEK to 91-10-12 | CTW #359 p19 91-10-21 | |
| 3 | WEEK to c.91-04-13 | Games-X #1 p33 91-04-26 | |
| 5 | WEEK to 91-04-20 | Games-X #2 p33 91-05-03 | |
| 3 | WEEK to 91-04-27 | Games-X #3 p33 91-05-10 | |
| 5 | WEEK to 91-05-04 | Games-X #4 p33 91-05-17 | |
| 3 | WEEK to 91-05-11 | Games-X #5 p33 91-05-24 | |
| 8 | WEEK to 91-05-18 | Games-X #6 p33 91-05-31 | |
| 3 | WEEK to 91-05-25 | Games-X #7 p33 91-06-07 | |
| 9 | WEEK to 91-06-01 | Games-X #8 p33 91-06-14 | |
| 6 | WEEK to 91-06-29 | Games-X #12 p33 91-07-11 | |
| 6 | WEEK to 91-07-06 | Games-X #13 p33 91-07-18 | |
| 10 | WEEK to 91-07-27 | Games-X #16 p33 91-08-08 | |
| 10 | WEEK to c.91-09-28 | CVG #120 p110 Nov 91 91-10-15 | |
| 5 | WEEK to 91-05-04 | Games-X #4 p32 91-05-17 | |
| 5 | MONTH to c.91-05-09 | CFmat #10 p18 Jul 91 91-06-20 | |
| 7 | WEEK to 91-05-11 | Games-X #5 p32 91-05-24 | |
| 8 | WEEK to 91-05-18 | Games-X #6 p32 91-05-31 | |
| 6 | WEEK to 91-05-25 | Games-X #7 p32 91-06-07 | |
| 10 | WEEK to 91-06-01 | Games-X #8 p32 91-06-14 | |
| 6 | MONTH to c.91-06-06 | CFmat #11 p6 Aug 91 91-07-18 | |
| 3 | WEEK to 91-06-08 | Games-X #9 p32 91-06-21 | |
| 9 | WEEK to 91-06-15 | Games-X #10 p32 91-06-27 | |
| 10 | WEEK to 91-06-22 | Games-X #11 p32 91-07-04 | |
| 13 | MONTH to c.91-07-04 | CFmat #12 p64 Sep 91 91-08-15 | |
| 10 | WEEK to 91-07-06 | Games-X #13 p32 91-07-18 | |
| 9 | WEEK to 91-07-13 | Games-X #14 p32 91-07-26 | |
| 8 | WEEK to c.91-09-14 | Games-X #22 p32 91-09-19 | |
| 2 | WEEK to c.91-04-13 | Games-X #1 p32 91-04-26 | |
| 5 | WEEK to 91-04-20 | Games-X #2 p32 91-05-03 | |
| 9 | WEEK to 91-05-04 | Games-X #4 p32 91-05-17 | |
| 2 | MONTH to c.91-05-11 | YS #67 p12 Jul 91 91-06-05 | |
| 7 | WEEK to 91-05-11 | Games-X #5 p32 91-05-24 | |
| 7 | WEEK to 91-05-18 | Games-X #6 p32 91-05-31 | |
| 9 | MONTH to c.91-06-01 | YS #68 p12 Aug 91 91-07-08 | |
| 10 | WEEK to 91-06-01 | Games-X #8 p32 91-06-14 | |
| 9 | WEEK to 91-06-08 | Games-X #9 p32 91-06-21 | |
| 16 | MONTH to c.91-06-22 | YS #69 p26 Sep 91 91-08-01 | |
| 6 | WEEK to 91-07-06 | Games-X #13 p32 91-07-18 | |
| 9 | WEEK to 91-07-27 | Games-X #16 p32 91-08-08 | |
| 17 | MONTH to c.91-08-03 | YS #70 p30 Oct 91 91-09-05 | |
| 11 | MONTH to c.91-08-24 | YS #71 p42 Nov 91 91-10-03 | |
| 7 | WEEK to c.91-08-31 | Games-X #20 p32 91-09-05 | |
| 12 | MONTH to c.91-09-28 | YS #72 p30 Dec 91 91-11-07 | |
| 8 | WEEK to c.91-10-12 | ( CVG #121 p111 Dec 91 91-11-15 ) | |
| 8 | WEEK to c.91-10-19 | CVG #121 p111 Dec 91 91-11-15 | |
| 9 | 4 WEEKS to c.91-09-21 | SU #118 p43 Dec 91 91-11-18 | |