| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 334 | 8.671,26 | 25,96 | 4 |
| 2007 | 288 | 9.091,23 | 31,57 | 3 |
| 2008 | 202 | 6.379,33 | 31,58 | 2 |
| 2009 | 133 | 3.866,98 | 29,08 | 3 |
| 2010 | 274 | 7.708,01 | 28,13 | 4 |
| 2011 | 229 | 6.495,11 | 28,36 | 2 |
| 2012 | 226 | 6.952,41 | 30,76 | 6 |
| 2013 | 148 | 4.623,82 | 31,24 | 2 |
| 2014 | 361 | 14.703,67 | 40,73 | 4 |
| 2015 | 343 | 15.329,35 | 44,69 | 4 |
| 2016 | 354 | 14.892,37 | 42,07 | 4 |
| 2017 | 270 | 9.751,66 | 36,12 | 4 |
| 2018 | 281 | 10.787,71 | 38,39 | 4 |
| 2019 | 258 | 10.424,84 | 40,41 | 4 |
| 2020 | 262 | 11.136,78 | 42,51 | 5 |
| 2021 | 247 | 10.589,63 | 42,87 | 6 |
| 2022 | 172 | 6.558,83 | 38,13 | 5 |
| 2023 | 158 | 6.674,32 | 42,24 | 5 |
| 2024 | 134 | 5.169,88 | 38,58 | 5 |
| totale | 4.674 | 169.807,19 | 36,33 | 76 |