| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 401 | 6.345,02 | 15,82 | 3 |
| 2007 | 217 | 4.726,84 | 21,78 | 2 |
| 2008 | 467 | 10.277,82 | 22,01 | 3 |
| 2009 | 440 | 8.579,72 | 19,50 | 4 |
| 2010 | 466 | 8.602,69 | 18,46 | 4 |
| 2011 | 452 | 7.908,94 | 17,50 | 3 |
| 2012 | 472 | 7.884,50 | 16,70 | 5 |
| 2013 | 465 | 7.466,76 | 16,06 | 4 |
| 2014 | 394 | 7.912,44 | 20,08 | 6 |
| 2015 | 259 | 3.903,81 | 15,07 | 5 |
| 2016 | 222 | 3.361,67 | 15,14 | 5 |
| 2017 | 179 | 4.098,92 | 22,90 | 5 |
| 2018 | 188 | 4.536,44 | 24,13 | 7 |
| 2019 | 128 | 2.860,53 | 22,35 | 6 |
| 2020 | 135 | 4.242,14 | 31,42 | 7 |
| 2021 | 185 | 6.061,19 | 32,76 | 8 |
| 2022 | 293 | 8.165,33 | 27,87 | 8 |
| 2023 | 189 | 6.074,85 | 32,14 | 8 |
| 2024 | 192 | 4.914,10 | 25,59 | 9 |
| totale | 5.744 | 117.923,71 | 20,53 | 102 |