| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 5.084 | 137.001,14 | 26,95 | 12 |
| 2007 | 5.489 | 158.303,77 | 28,84 | 11 |
| 2008 | 5.808 | 171.313,35 | 29,50 | 14 |
| 2009 | 5.973 | 169.990,84 | 28,46 | 14 |
| 2010 | 6.029 | 141.803,86 | 23,52 | 17 |
| 2011 | 6.081 | 137.680,19 | 22,64 | 13 |
| 2012 | 6.101 | 149.785,67 | 24,55 | 15 |
| 2013 | 6.398 | 146.558,59 | 22,91 | 19 |
| 2014 | 6.421 | 186.651,55 | 29,07 | 18 |
| 2015 | 6.294 | 183.455,31 | 29,15 | 20 |
| 2016 | 6.260 | 184.183,18 | 29,42 | 21 |
| 2017 | 6.160 | 183.525,32 | 29,79 | 22 |
| 2018 | 6.014 | 180.663,25 | 30,04 | 25 |
| 2019 | 5.799 | 178.681,88 | 30,81 | 25 |
| 2020 | 5.581 | 180.752,21 | 32,39 | 25 |
| 2021 | 5.297 | 161.094,99 | 30,41 | 26 |
| 2022 | 4.718 | 146.825,76 | 31,12 | 23 |
| 2023 | 4.809 | 135.997,24 | 28,28 | 25 |
| 2024 | 5.008 | 140.331,47 | 28,02 | 26 |
| totale | 109.324 | 3.074.599,57 | 28,12 | 371 |