| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.205 | 88.122,96 | 27,50 | 20 |
| 2007 | 2.170 | 64.733,75 | 29,83 | 15 |
| 2008 | 2.559 | 79.062,56 | 30,90 | 17 |
| 2009 | 2.837 | 93.581,66 | 32,99 | 20 |
| 2010 | 2.956 | 81.137,96 | 27,45 | 22 |
| 2011 | 2.095 | 57.025,89 | 27,22 | 19 |
| 2012 | 3.108 | 85.587,40 | 27,54 | 22 |
| 2013 | 3.262 | 82.361,09 | 25,25 | 23 |
| 2014 | 3.384 | 104.950,15 | 31,01 | 25 |
| 2015 | 2.469 | 80.455,63 | 32,59 | 27 |
| 2016 | 2.480 | 81.256,46 | 32,76 | 25 |
| 2017 | 3.335 | 109.776,05 | 32,92 | 28 |
| 2018 | 3.489 | 121.537,63 | 34,83 | 35 |
| 2019 | 3.711 | 136.074,91 | 36,67 | 37 |
| 2020 | 3.559 | 137.343,01 | 38,59 | 36 |
| 2021 | 3.569 | 128.923,64 | 36,12 | 37 |
| 2022 | 3.316 | 125.040,06 | 37,71 | 35 |
| 2023 | 3.451 | 133.668,69 | 38,73 | 42 |
| 2024 | 3.806 | 132.681,99 | 34,86 | 45 |
| totale | 58.761 | 1.923.321,49 | 32,73 | 530 |