| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 307 | 3.743,58 | 12,19 | 1 |
| 2009 | 276 | 3.269,35 | 11,85 | 1 |
| 2010 | 295 | 3.122,90 | 10,59 | 2 |
| 2012 | 109 | 1.217,43 | 11,17 | 2 |
| 2013 | 243 | 2.720,68 | 11,20 | 2 |
| 2014 | 274 | 3.543,44 | 12,93 | 2 |
| 2015 | 164 | 2.213,96 | 13,50 | 2 |
| 2016 | 23 | 454,96 | 19,78 | 1 |
| 2017 | 36 | 608,42 | 16,90 | 2 |
| 2018 | 35 | 609,78 | 17,42 | 2 |
| 2019 | 40 | 588,44 | 14,71 | 2 |
| 2020 | 44 | 636,38 | 14,46 | 3 |
| 2021 | 74 | 1.237,49 | 16,72 | 3 |
| 2022 | 58 | 1.039,16 | 17,92 | 3 |
| 2023 | 75 | 1.179,76 | 15,73 | 3 |
| 2024 | 97 | 1.630,95 | 16,81 | 3 |
| totale | 2.150 | 27.816,68 | 12,94 | 34 |