| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 784 | 17.248,57 | 22,00 | 3 |
| 2007 | 225 | 5.383,10 | 23,92 | 2 |
| 2008 | 551 | 14.142,83 | 25,67 | 5 |
| 2009 | 750 | 20.177,23 | 26,90 | 7 |
| 2010 | 605 | 14.537,95 | 24,03 | 5 |
| 2011 | 696 | 15.926,12 | 22,88 | 7 |
| 2012 | 647 | 16.816,61 | 25,99 | 7 |
| 2013 | 870 | 21.531,11 | 24,75 | 7 |
| 2014 | 869 | 27.798,17 | 31,99 | 7 |
| 2015 | 825 | 26.909,54 | 32,62 | 7 |
| 2016 | 840 | 27.020,64 | 32,17 | 7 |
| 2017 | 1.020 | 31.685,79 | 31,06 | 8 |
| 2018 | 1.019 | 31.992,14 | 31,40 | 8 |
| 2019 | 1.182 | 36.753,33 | 31,09 | 9 |
| 2020 | 1.107 | 35.927,75 | 32,46 | 10 |
| 2021 | 965 | 30.305,67 | 31,40 | 10 |
| 2022 | 882 | 31.326,22 | 35,52 | 11 |
| 2023 | 965 | 33.267,71 | 34,47 | 15 |
| 2024 | 3.811 | 117.245,01 | 30,76 | 18 |
| totale | 18.613 | 555.995,49 | 29,87 | 153 |