| GESTUAL CATEGORIES | |||||||
| Spatial-index | Illustrative and substitute | Representational | Manipulations | Symbolic | Total | ||
| Expert | Number | 278 | 90 | 35 | 9 | 31 | 443 |
| % | 62.80% | 20.30% | 7.90% | 2% | 7% | 100% | |
| Polyvalent | Number | 123 | 86 | 8 | 16 | 14 | 247 |
| % | 49.80% | 34.80% | 3.20% | 6.50% | 5.70% | 100% | |
| Total | Number | 401 | 176 | 43 | 25 | 45 | 690 |
| % | 58.10% | 25.50% | 6.20% | 3.60% | 6.50% | 100% | |