| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 10 | 127,15 | 12,72 | 1 |
| 2007 | 521 | 10.898,49 | 20,92 | 1 |
| 2008 | 375 | 5.698,72 | 15,20 | 1 |
| 2009 | 191 | 2.604,92 | 13,64 | 2 |
| 2010 | 124 | 1.210,51 | 9,76 | 2 |
| 2011 | 24 | 379,49 | 15,81 | 1 |
| 2012 | 14 | 242,26 | 17,30 | 1 |
| 2013 | 10 | 72,83 | 7,28 | 1 |
| 2014 | 8 | 72,18 | 9,02 | 1 |
| 2015 | 11 | 145,43 | 13,22 | 1 |
| 2016 | 13 | 129,74 | 9,98 | 1 |
| 2017 | 8 | 105,30 | 13,16 | 1 |
| 2018 | 12 | 119,03 | 9,92 | 1 |
| 2019 | 55 | 1.875,01 | 34,09 | 2 |
| 2020 | 81 | 2.797,63 | 34,54 | 2 |
| 2021 | 172 | 5.434,76 | 31,60 | 2 |
| 2022 | 180 | 6.117,37 | 33,99 | 2 |
| 2023 | 308 | 9.665,04 | 31,38 | 2 |
| 2024 | 330 | 9.720,87 | 29,46 | 2 |
| totale | 2.447 | 57.416,73 | 23,46 | 27 |