| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 554 | 13.044,37 | 23,55 | 2 |
| 2007 | 85 | 2.191,12 | 25,78 | 1 |
| 2008 | 116 | 2.937,47 | 25,32 | 2 |
| 2009 | 158 | 4.379,50 | 27,72 | 4 |
| 2010 | 143 | 3.492,37 | 24,42 | 3 |
| 2011 | 42 | 773,13 | 18,41 | 1 |
| 2012 | 134 | 3.112,44 | 23,23 | 4 |
| 2013 | 140 | 3.573,18 | 25,52 | 4 |
| 2014 | 97 | 3.107,93 | 32,04 | 3 |
| 2015 | 114 | 3.999,46 | 35,08 | 4 |
| 2016 | 112 | 4.000,00 | 35,71 | 3 |
| 2017 | 106 | 3.483,61 | 32,86 | 3 |
| 2018 | 118 | 3.772,76 | 31,97 | 4 |
| 2019 | 129 | 4.219,69 | 32,71 | 4 |
| 2020 | 138 | 4.815,40 | 34,89 | 5 |
| 2021 | 117 | 3.460,62 | 29,58 | 4 |
| 2022 | 145 | 4.632,63 | 31,95 | 6 |
| 2023 | 167 | 5.484,61 | 32,84 | 6 |
| 2024 | 190 | 5.409,99 | 28,47 | 6 |
| totale | 2.805 | 79.890,28 | 28,48 | 69 |