| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 399 | 9.835,43 | 24,65 | 2 |
| 2007 | 13 | 286,07 | 22,01 | 1 |
| 2008 | 15 | 352,38 | 23,49 | 1 |
| 2009 | 267 | 8.141,02 | 30,49 | 2 |
| 2010 | 393 | 8.197,10 | 20,86 | 5 |
| 2011 | 27 | 1.225,58 | 45,39 | 1 |
| 2012 | 294 | 7.421,24 | 25,24 | 5 |
| 2013 | 281 | 5.576,46 | 19,85 | 3 |
| 2014 | 266 | 6.319,76 | 23,76 | 2 |
| 2015 | 281 | 5.880,19 | 20,93 | 3 |
| 2016 | 295 | 6.047,58 | 20,50 | 2 |
| 2017 | 370 | 8.386,14 | 22,67 | 4 |
| 2018 | 341 | 7.707,09 | 22,60 | 4 |
| 2019 | 356 | 8.529,16 | 23,96 | 5 |
| 2020 | 358 | 9.330,66 | 26,06 | 5 |
| 2021 | 347 | 8.409,86 | 24,24 | 5 |
| 2022 | 332 | 7.773,98 | 23,42 | 7 |
| 2023 | 312 | 8.654,48 | 27,74 | 8 |
| 2024 | 296 | 7.117,51 | 24,05 | 8 |
| totale | 5.243 | 125.191,69 | 23,88 | 73 |