| Value | Category | Cases | |
|---|---|---|---|
| 1 | it was invented by the firm, from our own ideas | 198 |
29.3%
|
| 2 | it was developed by the firm, based on ideas seen elsewhere | 398 |
59%
|
| 3 | it was purchased from a supplier | 67 |
9.9%
|
| 4 | other (specify) | 12 |
1.8%
|
| Sysmiss | 2464 |