| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 618 | 12.716,85 | 20,58 | 2 |
| 2007 | 151 | 3.640,18 | 24,11 | 2 |
| 2008 | 130 | 3.052,13 | 23,48 | 1 |
| 2009 | 244 | 5.554,61 | 22,76 | 2 |
| 2010 | 294 | 5.475,24 | 18,62 | 2 |
| 2011 | 124 | 2.172,90 | 17,52 | 1 |
| 2012 | 340 | 7.021,89 | 20,65 | 5 |
| 2013 | 321 | 6.426,02 | 20,02 | 6 |
| 2014 | 301 | 7.499,60 | 24,92 | 5 |
| 2015 | 305 | 8.163,66 | 26,77 | 6 |
| 2016 | 316 | 8.976,76 | 28,41 | 4 |
| 2017 | 324 | 9.180,63 | 28,34 | 4 |
| 2018 | 344 | 9.963,42 | 28,96 | 6 |
| 2019 | 378 | 10.550,48 | 27,91 | 6 |
| 2020 | 392 | 12.103,94 | 30,88 | 6 |
| 2021 | 339 | 9.545,25 | 28,16 | 9 |
| 2022 | 309 | 9.272,97 | 30,01 | 9 |
| 2023 | 316 | 8.746,42 | 27,68 | 9 |
| 2024 | 312 | 9.180,63 | 29,43 | 9 |
| totale | 5.858 | 149.243,58 | 25,48 | 94 |