| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 509 | 12.733,02 | 25,02 | 4 |
| 2007 | 312 | 10.073,03 | 32,29 | 2 |
| 2008 | 180 | 7.201,51 | 40,01 | 1 |
| 2009 | 210 | 8.407,46 | 40,04 | 2 |
| 2010 | 208 | 6.705,13 | 32,24 | 2 |
| 2011 | 144 | 5.040,77 | 35,01 | 1 |
| 2012 | 195 | 6.903,70 | 35,40 | 2 |
| 2013 | 186 | 5.591,75 | 30,06 | 2 |
| 2014 | 178 | 6.479,01 | 36,40 | 2 |
| 2015 | 176 | 6.374,73 | 36,22 | 2 |
| 2016 | 145 | 5.458,98 | 37,65 | 2 |
| 2017 | 141 | 5.596,78 | 39,69 | 2 |
| 2018 | 138 | 6.393,28 | 46,33 | 2 |
| 2019 | 184 | 6.029,71 | 32,77 | 3 |
| 2020 | 186 | 7.079,43 | 38,06 | 3 |
| 2021 | 174 | 6.061,01 | 34,83 | 3 |
| 2022 | 169 | 6.225,88 | 36,84 | 3 |
| 2023 | 126 | 4.266,94 | 33,86 | 4 |
| 2024 | 123 | 3.850,62 | 31,31 | 5 |
| totale | 3.684 | 126.472,74 | 34,33 | 47 |