| Nitrógeno total | ||
| 0 | España | 12.3 |
| 1 | Andalucía | 396.3 |
| 2 | Aragón | 17.1 |
| 3 | Asturias (Principado de) | 244.0 |
| 4 | Balears (Illes) | 16.4 |
| 5 | Canarias | 191.8 |
| 6 | Cantabria | 26.2 |
| 7 | Castilla y León | 372.4 |
| 8 | Castilla-La Mancha | 15.5 |
| 9 | Cataluña | 554.7 |
| 10 | Comunitat Valenciana | 19.9 |
| 11 | Extremadura | 320.1 |
| 12 | Galicia | 15.4 |
| 13 | Madrid (Comunidad de) | 679.0 |
| 14 | Murcia (Región de) | 4.9 |
| 15 | Navarra (Comunidad Foral de) | 206.0 |
| 16 | País Vasco | 10.7 |
| 17 | Rioja (La) | 233.9 |
| 18 | Ceuta y Melilla | 29.3 |