| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.062 | 53.331,35 | 25,86 | 8 |
| 2007 | 1.832 | 51.743,85 | 28,24 | 8 |
| 2008 | 2.533 | 75.684,06 | 29,88 | 15 |
| 2009 | 3.288 | 99.879,92 | 30,38 | 17 |
| 2010 | 3.594 | 91.232,80 | 25,38 | 16 |
| 2011 | 3.794 | 97.303,56 | 25,65 | 16 |
| 2012 | 4.135 | 116.929,96 | 28,28 | 20 |
| 2013 | 3.904 | 103.990,73 | 26,64 | 20 |
| 2014 | 3.174 | 100.402,46 | 31,63 | 20 |
| 2015 | 3.396 | 110.633,46 | 32,58 | 20 |
| 2016 | 3.425 | 113.041,85 | 33,00 | 20 |
| 2017 | 3.253 | 112.680,51 | 34,64 | 24 |
| 2018 | 3.309 | 110.753,87 | 33,47 | 25 |
| 2019 | 3.413 | 117.998,41 | 34,57 | 28 |
| 2020 | 3.181 | 109.015,12 | 34,27 | 29 |
| 2021 | 3.065 | 104.106,12 | 33,97 | 31 |
| 2022 | 2.991 | 103.484,88 | 34,60 | 29 |
| 2023 | 3.068 | 103.571,24 | 33,76 | 39 |
| 2024 | 3.164 | 103.583,10 | 32,74 | 46 |
| totale | 60.581 | 1.879.367,25 | 31,02 | 431 |