| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 315 | 6.160,41 | 19,56 | 3 |
| 2007 | 202 | 5.384,27 | 26,65 | 2 |
| 2008 | 204 | 5.491,13 | 26,92 | 2 |
| 2009 | 173 | 4.032,13 | 23,31 | 2 |
| 2010 | 65 | 1.143,35 | 17,59 | 2 |
| 2011 | 125 | 2.322,40 | 18,58 | 2 |
| 2012 | 51 | 834,33 | 16,36 | 2 |
| 2013 | 68 | 1.233,73 | 18,14 | 2 |
| 2014 | 61 | 1.408,73 | 23,09 | 2 |
| 2015 | 74 | 1.544,16 | 20,87 | 2 |
| 2016 | 112 | 3.095,31 | 27,64 | 3 |
| 2017 | 114 | 3.091,13 | 27,12 | 3 |
| 2018 | 146 | 3.541,16 | 24,25 | 3 |
| 2019 | 206 | 7.019,39 | 34,07 | 3 |
| 2020 | 198 | 6.477,66 | 32,72 | 3 |
| 2021 | 194 | 7.253,97 | 37,39 | 4 |
| 2022 | 175 | 8.348,64 | 47,71 | 4 |
| 2023 | 178 | 7.593,76 | 42,66 | 5 |
| 2024 | 181 | 6.787,16 | 37,50 | 5 |
| totale | 2.842 | 82.762,82 | 29,12 | 54 |