| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 347 | 4.217,02 | 12,15 | 2 |
| 2007 | 254 | 3.792,07 | 14,93 | 2 |
| 2008 | 255 | 3.617,01 | 14,18 | 2 |
| 2009 | 190 | 3.501,18 | 18,43 | 3 |
| 2010 | 189 | 3.481,71 | 18,42 | 3 |
| 2011 | 117 | 2.222,95 | 19,00 | 2 |
| 2012 | 175 | 3.438,23 | 19,65 | 4 |
| 2013 | 157 | 2.649,57 | 16,88 | 3 |
| 2014 | 195 | 5.982,63 | 30,68 | 4 |
| 2015 | 227 | 7.963,60 | 35,08 | 4 |
| 2016 | 354 | 10.323,90 | 29,16 | 5 |
| 2017 | 373 | 11.210,97 | 30,06 | 5 |
| 2018 | 406 | 11.286,78 | 27,80 | 5 |
| 2019 | 544 | 14.645,39 | 26,92 | 5 |
| 2020 | 579 | 16.665,73 | 28,78 | 5 |
| 2021 | 624 | 17.931,68 | 28,74 | 5 |
| 2022 | 763 | 21.231,33 | 27,83 | 5 |
| 2023 | 702 | 22.580,59 | 32,17 | 7 |
| 2024 | 721 | 19.836,20 | 27,51 | 8 |
| totale | 7.172 | 186.578,54 | 26,01 | 79 |