| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 279 | 4.249,43 | 15,23 | 1 |
| 2009 | 222 | 4.792,70 | 21,59 | 3 |
| 2010 | 297 | 5.781,63 | 19,47 | 4 |
| 2011 | 109 | 2.333,68 | 21,41 | 1 |
| 2012 | 280 | 5.156,21 | 18,42 | 4 |
| 2013 | 259 | 4.384,46 | 16,93 | 4 |
| 2014 | 281 | 5.849,35 | 20,82 | 5 |
| 2015 | 268 | 5.432,98 | 20,27 | 4 |
| 2016 | 285 | 5.782,78 | 20,29 | 6 |
| 2017 | 271 | 5.725,57 | 21,13 | 6 |
| 2018 | 285 | 5.847,24 | 20,52 | 6 |
| 2019 | 275 | 5.865,69 | 21,33 | 6 |
| 2020 | 272 | 6.221,97 | 22,87 | 6 |
| 2021 | 253 | 5.687,67 | 22,48 | 6 |
| 2022 | 243 | 6.131,83 | 25,23 | 6 |
| 2023 | 261 | 6.871,86 | 26,33 | 6 |
| 2024 | 257 | 5.883,88 | 22,89 | 6 |
| totale | 4.397 | 91.998,93 | 20,92 | 80 |