| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 134 | 2.490,65 | 18,59 | 1 |
| 2007 | 22 | 557,11 | 25,32 | 1 |
| 2008 | 81 | 2.272,41 | 28,05 | 2 |
| 2009 | 126 | 3.344,13 | 26,54 | 3 |
| 2010 | 103 | 2.117,15 | 20,55 | 3 |
| 2011 | 36 | 882,83 | 24,52 | 1 |
| 2012 | 126 | 2.110,71 | 16,75 | 3 |
| 2013 | 142 | 2.510,66 | 17,68 | 3 |
| 2014 | 140 | 3.507,89 | 25,06 | 6 |
| 2015 | 200 | 5.379,33 | 26,90 | 5 |
| 2016 | 265 | 7.582,51 | 28,61 | 6 |
| 2017 | 233 | 7.069,08 | 30,34 | 6 |
| 2018 | 250 | 8.279,23 | 33,12 | 6 |
| 2019 | 261 | 7.677,40 | 29,42 | 7 |
| 2020 | 334 | 9.758,11 | 29,22 | 8 |
| 2021 | 390 | 11.274,01 | 28,91 | 9 |
| 2022 | 298 | 9.136,30 | 30,66 | 9 |
| 2023 | 281 | 9.715,48 | 34,57 | 9 |
| 2024 | 303 | 9.671,70 | 31,92 | 9 |
| totale | 3.725 | 105.336,69 | 28,28 | 97 |