| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 601 | 13.842,22 | 23,03 | 4 |
| 2007 | 190 | 5.362,50 | 28,22 | 3 |
| 2008 | 162 | 5.137,20 | 31,71 | 3 |
| 2009 | 251 | 5.958,95 | 23,74 | 4 |
| 2010 | 190 | 4.845,28 | 25,50 | 4 |
| 2011 | 110 | 2.098,33 | 19,08 | 2 |
| 2012 | 309 | 6.871,34 | 22,24 | 5 |
| 2013 | 426 | 8.594,05 | 20,17 | 3 |
| 2014 | 473 | 12.224,54 | 25,84 | 4 |
| 2015 | 521 | 14.074,16 | 27,01 | 5 |
| 2016 | 525 | 14.867,22 | 28,32 | 5 |
| 2017 | 180 | 6.707,62 | 37,26 | 3 |
| 2018 | 552 | 14.591,06 | 26,43 | 5 |
| 2019 | 636 | 17.220,60 | 27,08 | 5 |
| 2020 | 597 | 17.672,38 | 29,60 | 5 |
| 2021 | 608 | 18.647,31 | 30,67 | 5 |
| 2022 | 463 | 15.631,20 | 33,76 | 4 |
| 2023 | 459 | 16.498,80 | 35,95 | 4 |
| 2024 | 473 | 15.249,69 | 32,24 | 4 |
| totale | 7.726 | 216.094,45 | 27,97 | 77 |