| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 378 | 7.553,29 | 19,98 | 2 |
| 2007 | 70 | 2.167,61 | 30,97 | 4 |
| 2008 | 72 | 3.083,95 | 42,83 | 3 |
| 2009 | 110 | 3.714,45 | 33,77 | 4 |
| 2010 | 133 | 3.092,07 | 23,25 | 3 |
| 2011 | 71 | 1.897,12 | 26,72 | 1 |
| 2012 | 119 | 2.568,65 | 21,59 | 2 |
| 2013 | 111 | 2.802,44 | 25,25 | 2 |
| 2014 | 102 | 3.401,69 | 33,35 | 2 |
| 2015 | 83 | 2.690,63 | 32,42 | 2 |
| 2016 | 77 | 2.271,61 | 29,50 | 2 |
| 2017 | 68 | 2.508,74 | 36,89 | 2 |
| 2018 | 93 | 2.999,79 | 32,26 | 3 |
| 2019 | 91 | 2.838,04 | 31,19 | 3 |
| 2020 | 100 | 3.254,49 | 32,54 | 3 |
| 2021 | 122 | 3.785,13 | 31,03 | 4 |
| 2022 | 113 | 4.876,87 | 43,16 | 4 |
| 2023 | 76 | 2.615,47 | 34,41 | 5 |
| 2024 | 119 | 3.589,01 | 30,16 | 6 |
| totale | 2.108 | 61.711,05 | 29,27 | 57 |