| Number of improvements New Prototype Improvements | Total improvement | % of the improvement | % of the non-improvement |
| Quality of product components | 4 | 80% | 20% |
| Taste | 5 | 100% | 0% |
| Texture | 4 | 80% | 20% |
| Smell | 3 | 60% | 40% |
| Aesthetic image | 4 | 80% | 20% |
| Development time | 2 | 40% | 60% |
| Cost of development | 1 | 20% | 80% |