| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 361 | 6.633,78 | 18,38 | 2 |
| 2007 | 209 | 4.880,62 | 23,35 | 2 |
| 2008 | 233 | 5.257,14 | 22,56 | 2 |
| 2009 | 278 | 6.466,31 | 23,26 | 4 |
| 2010 | 320 | 5.902,72 | 18,45 | 4 |
| 2011 | 249 | 4.732,05 | 19,00 | 2 |
| 2012 | 349 | 6.378,08 | 18,28 | 5 |
| 2013 | 380 | 6.720,84 | 17,69 | 5 |
| 2014 | 467 | 10.414,36 | 22,30 | 5 |
| 2015 | 428 | 9.690,68 | 22,64 | 7 |
| 2016 | 395 | 8.593,79 | 21,76 | 8 |
| 2017 | 386 | 8.005,61 | 20,74 | 8 |
| 2018 | 334 | 6.874,49 | 20,58 | 8 |
| 2019 | 385 | 8.544,89 | 22,19 | 8 |
| 2020 | 374 | 8.496,10 | 22,72 | 8 |
| 2021 | 403 | 9.254,92 | 22,97 | 8 |
| 2022 | 387 | 8.374,93 | 21,64 | 9 |
| 2023 | 374 | 7.777,30 | 20,79 | 9 |
| 2024 | 380 | 7.731,97 | 20,35 | 9 |
| totale | 6.692 | 140.730,58 | 21,03 | 113 |