| Ia (GHG >0; GLG <50) |
| Ib (GHG >0; GLG <50) |
| IIa (GHG <25; GLG 50-80) |
| IIb (GHG >25; GLG 50-80) |
| IIc (GHG >40; GLG 50-80) |
| IIIb (GHG 25040; GLG 80-120) |
| IVu (GHG 40-80; GLG 80-120) |
| IVc (GHG 80-120; GLG 80-120) |
| VIo (GHG 40-80; GLG 120-180) |
| VIIo (GHG 80-140; GLG 120-180) |
| VIId (GHG 80-140; GLG>180) |
| VIIIo (GHG >140; GLG 120-180) |
| VIIId (GHG >140; GLG >180) |