| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 863 | 24.187,28 | 28,03 | 9 |
| 2007 | 197 | 5.900,49 | 29,95 | 4 |
| 2008 | 1.872 | 50.894,60 | 27,19 | 8 |
| 2009 | 2.522 | 60.160,23 | 23,85 | 14 |
| 2010 | 2.025 | 48.553,34 | 23,98 | 16 |
| 2011 | 2.340 | 49.752,93 | 21,26 | 15 |
| 2012 | 2.624 | 62.423,65 | 23,79 | 23 |
| 2013 | 2.534 | 55.971,72 | 22,09 | 23 |
| 2014 | 2.620 | 64.861,76 | 24,76 | 24 |
| 2015 | 2.456 | 62.277,96 | 25,36 | 22 |
| 2016 | 2.110 | 57.207,91 | 27,11 | 19 |
| 2017 | 2.294 | 61.248,79 | 26,70 | 21 |
| 2018 | 2.303 | 63.324,56 | 27,50 | 19 |
| 2019 | 2.355 | 69.971,17 | 29,71 | 24 |
| 2020 | 2.075 | 64.892,88 | 31,27 | 25 |
| 2021 | 2.469 | 73.805,45 | 29,89 | 28 |
| 2022 | 2.201 | 66.254,47 | 30,10 | 27 |
| 2023 | 2.847 | 77.876,41 | 27,35 | 43 |
| 2024 | 3.398 | 83.035,60 | 24,44 | 49 |
| totale | 42.105 | 1.102.601,20 | 26,19 | 413 |