| Value | Category | Cases | |
|---|---|---|---|
| 1 | Red River Delta | 1012 |
22.2%
|
| 2 | Midlands and Northern Mountainous Areas | 1074 |
23.6%
|
| 3 | Northern and Coastal Central Region | 1193 |
26.2%
|
| 4 | Central Highlands | 319 |
7%
|
| 5 | Southeastern Area | 359 |
7.9%
|
| 6 | Mekong Delta | 603 |
13.2%
|