| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 736 | 14.220,04 | 19,32 | 4 |
| 2007 | 280 | 6.763,72 | 24,16 | 3 |
| 2008 | 205 | 5.544,84 | 27,05 | 3 |
| 2009 | 501 | 10.931,94 | 21,82 | 4 |
| 2010 | 181 | 3.218,31 | 17,78 | 2 |
| 2011 | 353 | 6.019,43 | 17,05 | 4 |
| 2012 | 187 | 3.274,07 | 17,51 | 3 |
| 2013 | 239 | 4.423,76 | 18,51 | 5 |
| 2014 | 128 | 3.292,41 | 25,72 | 5 |
| 2015 | 146 | 3.091,57 | 21,18 | 6 |
| 2016 | 180 | 4.174,87 | 23,19 | 6 |
| 2017 | 180 | 3.794,35 | 21,08 | 5 |
| 2018 | 189 | 4.006,13 | 21,20 | 9 |
| 2019 | 179 | 4.205,86 | 23,50 | 10 |
| 2020 | 141 | 4.238,46 | 30,06 | 10 |
| 2021 | 113 | 2.614,41 | 23,14 | 9 |
| 2022 | 132 | 2.971,22 | 22,51 | 8 |
| 2023 | 373 | 9.516,76 | 25,51 | 15 |
| 2024 | 411 | 8.871,00 | 21,58 | 18 |
| totale | 4.854 | 105.173,15 | 21,67 | 129 |