| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 495 | 10.637,23 | 21,49 | 3 |
| 2007 | 298 | 6.683,57 | 22,43 | 2 |
| 2008 | 798 | 23.932,55 | 29,99 | 4 |
| 2009 | 835 | 21.617,16 | 25,89 | 5 |
| 2010 | 744 | 17.856,36 | 24,00 | 3 |
| 2011 | 702 | 17.757,18 | 25,30 | 4 |
| 2012 | 1.159 | 29.679,77 | 25,61 | 8 |
| 2013 | 1.057 | 25.285,01 | 23,92 | 8 |
| 2014 | 1.196 | 34.386,93 | 28,75 | 8 |
| 2015 | 1.192 | 34.838,40 | 29,23 | 11 |
| 2016 | 1.398 | 38.680,62 | 27,67 | 12 |
| 2017 | 1.384 | 39.433,91 | 28,49 | 13 |
| 2018 | 952 | 28.059,85 | 29,47 | 13 |
| 2019 | 971 | 27.720,31 | 28,55 | 14 |
| 2020 | 830 | 26.402,79 | 31,81 | 15 |
| 2021 | 844 | 27.611,18 | 32,71 | 15 |
| 2022 | 915 | 29.372,87 | 32,10 | 18 |
| 2023 | 777 | 26.144,57 | 33,65 | 17 |
| 2024 | 726 | 20.874,58 | 28,75 | 19 |
| totale | 17.273 | 486.974,84 | 28,19 | 192 |