| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.594 | 94.533,56 | 26,30 | 17 |
| 2007 | 1.810 | 77.376,56 | 42,75 | 20 |
| 2008 | 2.620 | 90.089,04 | 34,39 | 26 |
| 2009 | 2.841 | 93.838,24 | 33,03 | 26 |
| 2010 | 3.043 | 83.923,79 | 27,58 | 34 |
| 2011 | 2.499 | 69.957,20 | 27,99 | 26 |
| 2012 | 3.171 | 100.851,16 | 31,80 | 35 |
| 2013 | 3.322 | 97.076,40 | 29,22 | 29 |
| 2014 | 3.373 | 118.516,53 | 35,14 | 34 |
| 2015 | 3.031 | 105.060,37 | 34,66 | 32 |
| 2016 | 3.099 | 109.615,36 | 35,37 | 34 |
| 2017 | 3.415 | 120.958,57 | 35,42 | 38 |
| 2018 | 3.332 | 116.454,87 | 34,95 | 40 |
| 2019 | 3.345 | 118.109,24 | 35,31 | 39 |
| 2020 | 3.294 | 127.641,35 | 38,75 | 41 |
| 2021 | 3.324 | 124.019,66 | 37,31 | 45 |
| 2022 | 3.108 | 117.702,79 | 37,87 | 43 |
| 2023 | 3.336 | 114.230,05 | 34,24 | 54 |
| 2024 | 3.335 | 117.745,38 | 35,31 | 61 |
| totale | 58.892 | 1.997.700,12 | 33,92 | 674 |