| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 669 | 22.639,94 | 33,84 | 3 |
| 2007 | 521 | 21.394,40 | 41,06 | 3 |
| 2008 | 465 | 23.337,56 | 50,19 | 3 |
| 2009 | 519 | 20.556,44 | 39,61 | 4 |
| 2010 | 578 | 17.230,15 | 29,81 | 3 |
| 2011 | 447 | 12.780,88 | 28,59 | 2 |
| 2012 | 474 | 13.512,01 | 28,51 | 3 |
| 2013 | 540 | 15.135,93 | 28,03 | 4 |
| 2014 | 550 | 17.183,19 | 31,24 | 4 |
| 2015 | 599 | 20.029,56 | 33,44 | 6 |
| 2016 | 659 | 21.996,84 | 33,38 | 6 |
| 2017 | 598 | 19.899,21 | 33,28 | 7 |
| 2018 | 639 | 21.875,95 | 34,23 | 8 |
| 2019 | 619 | 20.886,70 | 33,74 | 9 |
| 2020 | 479 | 20.421,56 | 42,63 | 8 |
| 2021 | 437 | 19.324,26 | 44,22 | 8 |
| 2022 | 392 | 17.805,07 | 45,42 | 7 |
| 2023 | 485 | 21.347,92 | 44,02 | 8 |
| 2024 | 469 | 19.072,03 | 40,67 | 7 |
| totale | 10.139 | 366.429,60 | 36,14 | 103 |