Madrid-Arganzuela — 1996 Next
| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 95 | 2 | 6 | 0 | 0 |
| February | 31 | 0 | 22 | 0 | 0 |
| March | 147 | 24 | 28 | 3 | 2 |
| April | 5 | 521 | 31 | 18 | 9 |
| May | — | — | — | — | — |
| June | — | — | — | — | — |
| July | — | — | — | — | — |
| August | — | — | — | — | — |
| September | — | — | — | — | — |
| October | — | — | — | — | — |
| November | — | — | — | — | — |
| December | 71 | 0 | 1 | 0 | 1 |