| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 317 | 5.605,97 | 17,68 | 3 |
| 2007 | 64 | 951,42 | 14,87 | 3 |
| 2008 | 35 | 780,79 | 22,31 | 1 |
| 2009 | 87 | 1.777,74 | 20,43 | 4 |
| 2010 | 93 | 1.697,17 | 18,25 | 3 |
| 2011 | 6 | 229,35 | 38,23 | 2 |
| 2012 | 76 | 1.260,45 | 16,58 | 2 |
| 2013 | 299 | 5.433,55 | 18,17 | 6 |
| 2014 | 318 | 7.574,27 | 23,82 | 4 |
| 2015 | 206 | 5.261,37 | 25,54 | 4 |
| 2016 | 253 | 6.778,61 | 26,79 | 4 |
| 2017 | 258 | 6.957,09 | 26,97 | 4 |
| 2018 | 302 | 7.838,81 | 25,96 | 6 |
| 2019 | 240 | 6.783,27 | 28,26 | 5 |
| 2020 | 476 | 10.491,49 | 22,04 | 8 |
| 2021 | 476 | 10.920,35 | 22,94 | 8 |
| 2022 | 544 | 11.514,68 | 21,17 | 8 |
| 2023 | 598 | 11.675,65 | 19,52 | 8 |
| 2024 | 692 | 12.384,40 | 17,90 | 11 |
| totale | 5.340 | 115.916,43 | 21,71 | 94 |