| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 240 | 4.995,65 | 20,82 | 1 |
| 2009 | 75 | 1.493,94 | 19,92 | 1 |
| 2010 | 245 | 4.664,39 | 19,04 | 3 |
| 2011 | 151 | 3.333,96 | 22,08 | 2 |
| 2012 | 154 | 3.035,26 | 19,71 | 2 |
| 2013 | 272 | 5.398,81 | 19,85 | 5 |
| 2014 | 322 | 8.143,35 | 25,29 | 5 |
| 2015 | 368 | 10.686,49 | 29,04 | 7 |
| 2016 | 404 | 11.440,24 | 28,32 | 6 |
| 2017 | 640 | 16.531,71 | 25,83 | 8 |
| 2018 | 617 | 16.028,15 | 25,98 | 7 |
| 2019 | 877 | 24.352,46 | 27,77 | 7 |
| 2020 | 934 | 26.340,36 | 28,20 | 8 |
| 2021 | 938 | 26.402,93 | 28,15 | 8 |
| 2022 | 881 | 26.056,88 | 29,58 | 8 |
| 2023 | 860 | 24.710,77 | 28,73 | 8 |
| 2024 | 825 | 23.795,65 | 28,84 | 9 |
| totale | 8.803 | 237.411,00 | 26,97 | 95 |