| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 79 | 1.587,39 | 20,09 | 2 |
| 2008 | 36 | 1.012,62 | 28,13 | 1 |
| 2009 | 121 | 2.697,02 | 22,29 | 2 |
| 2010 | 113 | 2.443,99 | 21,63 | 3 |
| 2011 | 30 | 825,71 | 27,52 | 3 |
| 2012 | 71 | 982,20 | 13,83 | 1 |
| 2013 | 71 | 991,99 | 13,97 | 2 |
| 2014 | 288 | 7.838,90 | 27,22 | 4 |
| 2015 | 204 | 5.448,75 | 26,71 | 5 |
| 2016 | 49 | 1.448,62 | 29,56 | 2 |
| 2017 | 162 | 4.038,52 | 24,93 | 4 |
| 2018 | 170 | 4.174,59 | 24,56 | 5 |
| 2019 | 195 | 5.170,13 | 26,51 | 5 |
| 2020 | 176 | 4.743,65 | 26,95 | 5 |
| 2021 | 123 | 2.849,46 | 23,17 | 5 |
| 2022 | 99 | 2.498,99 | 25,24 | 5 |
| 2023 | 105 | 2.474,61 | 23,57 | 6 |
| 2024 | 86 | 1.878,30 | 21,84 | 7 |
| totale | 2.178 | 53.105,44 | 24,38 | 67 |