| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 222 | 7.990,35 | 35,99 | 2 |
| 2007 | 77 | 3.402,19 | 44,18 | 4 |
| 2008 | 51 | 2.306,84 | 45,23 | 3 |
| 2009 | 469 | 14.099,90 | 30,06 | 6 |
| 2010 | 239 | 6.749,59 | 28,24 | 5 |
| 2011 | 92 | 2.415,90 | 26,26 | 3 |
| 2012 | 202 | 6.277,47 | 31,08 | 5 |
| 2013 | 254 | 7.956,74 | 31,33 | 6 |
| 2014 | 242 | 9.333,79 | 38,57 | 7 |
| 2015 | 175 | 7.835,52 | 44,77 | 6 |
| 2016 | 201 | 9.077,05 | 45,16 | 7 |
| 2017 | 200 | 8.091,93 | 40,46 | 7 |
| 2018 | 226 | 8.552,07 | 37,84 | 9 |
| 2019 | 233 | 10.022,35 | 43,01 | 9 |
| 2020 | 234 | 9.362,90 | 40,01 | 10 |
| 2021 | 231 | 9.319,82 | 40,35 | 10 |
| 2022 | 221 | 8.766,97 | 39,67 | 9 |
| 2023 | 220 | 8.963,65 | 40,74 | 12 |
| 2024 | 253 | 9.985,02 | 39,47 | 13 |
| totale | 4.042 | 150.510,05 | 37,24 | 133 |