| Col.num | V. name | Mode | N.level | ncom | nmiss | Miss.prop |
| 1 | Nitric Oxide | numeric | 82 | 973 | 0 | 0 |
| 2 | Nitrogen Dioxide | numeric | 228 | 973 | 0 | 0 |
| 3 | Oxides of Nitrogen | numeric | 238 | 973 | 0 | 0 |
| 4 | Wind Speed | numeric | 146 | 973 | 0 | 0 |
| 5 | Resultant Wind Speed | numeric | 153 | 973 | 0 | 0 |
| 6 | Resultant Wind Direction | numeric | 270 | 973 | 0 | 0 |
| 7 | Maximum Wind Gust | numeric | 242 | 973 | 0 | 0 |
| 8 | Std. Dev. Wind Direction | numeric | 68 | 973 | 0 | 0 |
| 9 | Outdoor Temperature | numeric | 367 | 973 | 0 | 0 |
| 10 | Dew Point Temperature | numeric | 442 | 973 | 0 | 0 |
| 11 | Relative Humidity | numeric | 459 | 973 | 0 | 0 |
| 12 | Solar Radiation | numeric | 549 | 973 | 0 | 0 |
| 13 | PM10 | numeric | 451 | 973 | 0 | 0 |
| 14 | Ozone | numeric | 2 | 973 | 0 | 0 |