| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 144 | 2.258,37 | 15,68 | 1 |
| 2009 | 34 | 592,95 | 17,44 | 1 |
| 2010 | 57 | 1.490,47 | 26,15 | 2 |
| 2011 | 53 | 1.441,78 | 27,20 | 1 |
| 2012 | 106 | 3.624,75 | 34,20 | 2 |
| 2013 | 117 | 2.808,76 | 24,01 | 2 |
| 2014 | 92 | 2.562,40 | 27,85 | 2 |
| 2015 | 139 | 3.459,57 | 24,89 | 3 |
| 2016 | 172 | 4.513,86 | 26,24 | 3 |
| 2017 | 162 | 4.238,43 | 26,16 | 3 |
| 2018 | 152 | 4.048,81 | 26,64 | 3 |
| 2019 | 169 | 4.272,67 | 25,28 | 3 |
| 2020 | 170 | 5.262,43 | 30,96 | 3 |
| 2021 | 166 | 4.877,25 | 29,38 | 3 |
| 2022 | 131 | 3.724,48 | 28,43 | 3 |
| 2023 | 136 | 3.226,56 | 23,72 | 3 |
| 2024 | 126 | 3.155,42 | 25,04 | 3 |
| totale | 2.126 | 55.558,96 | 26,13 | 41 |