| Ownership | Company barriers | Product barriers | Internal barriers (tot. av) | Industry export barriers | Export market barriers | Macro env’tal barriers | External barriers (tot. av.) | Average of barriers | |
| Foreign | Mean | 2.85 | 3.04 | 2.94 | 3.17 | 2.76 | 3.63 | 3.19 | 3.07 |
| N | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | |
| % | 65.0% | 65.0% | 65.0% | 65.0% | 65.0% | 65.0% | 65.0% | 65.0% | |
| Local | Mean | 3.92 | 3.47 | 3.69 | 4.00 | 2.83 | 3.27 | 3.37 | 3.53 |
| N | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | |
| % | 25.0% | 25.0% | 25.0% | 25.0% | 25.0% | 25.0% | 25.0% | 25.0% | |
| Joint venture | Mean | 1.85 | 2.78 | 2.31 | 3.08 | 2.43 | 3.17 | 2.89 | 2.60 |
| N | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| % | 10.0% | 10.0% | 10.0% | 10.0% | 10.0% | 10.0% | 10.0% | 10.0% | |
| Total | Mean | 3.01 | 3.12 | 3.07 | 3.37 | 2.74 | 3.49 | 3.20 | 3.13 |
| N | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | |
| % | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | |