| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 655 | 11.895,12 | 18,16 | 6 |
| 2007 | 161 | 5.154,91 | 32,02 | 2 |
| 2008 | 43 | 1.595,63 | 37,11 | 3 |
| 2009 | 125 | 3.642,11 | 29,14 | 5 |
| 2010 | 496 | 9.030,16 | 18,21 | 5 |
| 2011 | 577 | 10.292,32 | 17,84 | 4 |
| 2012 | 1.758 | 32.245,10 | 18,34 | 9 |
| 2013 | 2.120 | 38.633,97 | 18,22 | 10 |
| 2014 | 1.853 | 42.438,29 | 22,90 | 13 |
| 2015 | 2.368 | 56.777,32 | 23,98 | 11 |
| 2016 | 1.878 | 52.965,62 | 28,20 | 12 |
| 2017 | 2.312 | 59.012,99 | 25,52 | 13 |
| 2018 | 2.473 | 65.435,50 | 26,46 | 16 |
| 2019 | 2.385 | 61.787,10 | 25,91 | 14 |
| 2020 | 2.076 | 59.474,86 | 28,65 | 16 |
| 2021 | 2.237 | 64.473,05 | 28,82 | 18 |
| 2022 | 2.015 | 61.312,06 | 30,43 | 16 |
| 2023 | 2.227 | 61.524,82 | 27,63 | 20 |
| 2024 | 2.166 | 57.826,92 | 26,70 | 19 |
| totale | 29.925 | 755.517,85 | 25,25 | 212 |