| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 179 | 3.018,20 | 16,86 | 5 |
| 2007 | 135 | 2.189,34 | 16,22 | 6 |
| 2008 | 131 | 2.107,02 | 16,08 | 6 |
| 2009 | 330 | 5.268,59 | 15,97 | 7 |
| 2010 | 306 | 3.316,80 | 10,84 | 8 |
| 2011 | 639 | 7.650,40 | 11,97 | 9 |
| 2012 | 143 | 1.767,78 | 12,36 | 5 |
| 2013 | 53 | 1.007,98 | 19,02 | 4 |
| 2014 | 175 | 3.120,16 | 17,83 | 9 |
| 2015 | 250 | 4.463,11 | 17,85 | 10 |
| 2016 | 224 | 4.282,03 | 19,12 | 4 |
| 2017 | 173 | 3.356,00 | 19,40 | 4 |
| 2018 | 192 | 3.426,95 | 17,85 | 4 |
| 2019 | 498 | 8.275,08 | 16,62 | 6 |
| 2020 | 643 | 11.548,62 | 17,96 | 7 |
| 2021 | 629 | 10.589,45 | 16,84 | 8 |
| 2022 | 442 | 7.545,21 | 17,07 | 6 |
| 2023 | 739 | 11.991,72 | 16,23 | 8 |
| 2024 | 784 | 11.823,98 | 15,08 | 7 |
| totale | 6.665 | 106.748,42 | 16,02 | 123 |