| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4.021 | 97.821,07 | 24,33 | 17 |
| 2007 | 2.814 | 84.897,90 | 30,17 | 23 |
| 2008 | 2.434 | 78.739,97 | 32,35 | 27 |
| 2009 | 2.332 | 70.814,24 | 30,37 | 26 |
| 2010 | 2.617 | 73.133,07 | 27,95 | 27 |
| 2011 | 2.172 | 60.851,42 | 28,02 | 23 |
| 2012 | 2.343 | 65.118,73 | 27,79 | 30 |
| 2013 | 2.883 | 73.742,50 | 25,58 | 30 |
| 2014 | 2.879 | 104.736,02 | 36,38 | 33 |
| 2015 | 2.622 | 96.313,58 | 36,73 | 31 |
| 2016 | 2.565 | 96.459,50 | 37,61 | 33 |
| 2017 | 3.160 | 123.893,88 | 39,21 | 36 |
| 2018 | 4.159 | 154.091,41 | 37,05 | 39 |
| 2019 | 4.399 | 159.473,91 | 36,25 | 42 |
| 2020 | 4.159 | 152.817,86 | 36,74 | 43 |
| 2021 | 3.823 | 125.360,14 | 32,79 | 47 |
| 2022 | 4.138 | 143.350,15 | 34,64 | 45 |
| 2023 | 4.527 | 154.842,87 | 34,20 | 57 |
| 2024 | 4.729 | 145.472,40 | 30,76 | 65 |
| totale | 62.776 | 2.061.930,62 | 32,85 | 674 |