| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 210 | 4.441,13 | 21,15 | 1 |
| 2007 | 2 | 22,64 | 11,32 | 1 |
| 2008 | 43 | 971,17 | 22,59 | 1 |
| 2009 | 121 | 3.025,04 | 25,00 | 3 |
| 2010 | 120 | 2.706,76 | 22,56 | 5 |
| 2011 | 38 | 792,79 | 20,86 | 1 |
| 2012 | 183 | 4.082,00 | 22,31 | 5 |
| 2013 | 185 | 3.827,79 | 20,69 | 5 |
| 2014 | 208 | 5.371,50 | 25,82 | 5 |
| 2015 | 223 | 5.631,17 | 25,25 | 5 |
| 2016 | 242 | 6.509,98 | 26,90 | 6 |
| 2017 | 258 | 7.223,90 | 28,00 | 6 |
| 2018 | 206 | 5.834,24 | 28,32 | 4 |
| 2019 | 204 | 5.146,39 | 25,23 | 4 |
| 2020 | 192 | 5.068,13 | 26,40 | 4 |
| 2021 | 179 | 4.793,62 | 26,78 | 4 |
| 2022 | 193 | 4.900,97 | 25,39 | 4 |
| 2023 | 182 | 4.303,56 | 23,65 | 4 |
| 2024 | 258 | 6.173,31 | 23,93 | 7 |
| totale | 3.247 | 80.826,09 | 24,89 | 75 |