| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 473 | 10.090,76 | 21,33 | 5 |
| 2007 | 289 | 7.989,21 | 27,64 | 3 |
| 2008 | 329 | 9.541,65 | 29,00 | 4 |
| 2009 | 312 | 8.065,03 | 25,85 | 4 |
| 2010 | 217 | 5.684,59 | 26,20 | 3 |
| 2011 | 100 | 3.321,76 | 33,22 | 2 |
| 2012 | 246 | 6.430,12 | 26,14 | 4 |
| 2013 | 240 | 5.174,51 | 21,56 | 4 |
| 2014 | 243 | 6.293,00 | 25,90 | 4 |
| 2015 | 263 | 7.312,87 | 27,81 | 4 |
| 2016 | 238 | 6.446,85 | 27,09 | 4 |
| 2017 | 251 | 6.935,74 | 27,63 | 4 |
| 2018 | 357 | 11.793,14 | 33,03 | 5 |
| 2019 | 343 | 12.201,21 | 35,57 | 6 |
| 2020 | 330 | 12.628,92 | 38,27 | 6 |
| 2021 | 290 | 9.852,36 | 33,97 | 7 |
| 2022 | 231 | 9.988,78 | 43,24 | 6 |
| 2023 | 233 | 9.226,75 | 39,60 | 6 |
| 2024 | 225 | 8.899,35 | 39,55 | 6 |
| totale | 5.210 | 157.876,60 | 30,30 | 87 |