| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 292 | 4.838,60 | 16,57 | 1 |
| 2009 | 44 | 1.064,14 | 24,19 | 2 |
| 2010 | 72 | 1.454,83 | 20,21 | 2 |
| 2011 | 43 | 1.185,08 | 27,56 | 1 |
| 2012 | 147 | 2.647,92 | 18,01 | 2 |
| 2013 | 163 | 3.641,92 | 22,34 | 2 |
| 2014 | 170 | 5.170,64 | 30,42 | 2 |
| 2015 | 226 | 5.989,16 | 26,50 | 2 |
| 2016 | 238 | 6.242,69 | 26,23 | 4 |
| 2017 | 251 | 6.582,06 | 26,22 | 4 |
| 2018 | 256 | 7.135,36 | 27,87 | 5 |
| 2019 | 270 | 8.289,98 | 30,70 | 5 |
| 2020 | 268 | 7.695,10 | 28,71 | 6 |
| 2021 | 242 | 6.774,63 | 27,99 | 6 |
| 2022 | 224 | 6.806,99 | 30,39 | 7 |
| 2023 | 217 | 7.241,20 | 33,37 | 8 |
| 2024 | 235 | 7.451,14 | 31,71 | 8 |
| totale | 3.358 | 90.211,44 | 26,86 | 67 |