| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.256 | 36.951,81 | 29,42 | 3 |
| 2007 | 875 | 28.701,15 | 32,80 | 2 |
| 2008 | 29 | 1.380,13 | 47,59 | 1 |
| 2009 | 117 | 4.724,42 | 40,38 | 2 |
| 2010 | 93 | 2.912,19 | 31,31 | 1 |
| 2011 | 24 | 1.259,28 | 52,47 | 1 |
| 2012 | 129 | 5.547,20 | 43,00 | 3 |
| 2013 | 136 | 4.235,40 | 31,14 | 2 |
| 2014 | 124 | 5.249,77 | 42,34 | 3 |
| 2015 | 109 | 4.699,18 | 43,11 | 3 |
| 2016 | 310 | 13.397,76 | 43,22 | 5 |
| 2017 | 358 | 15.009,14 | 41,92 | 7 |
| 2018 | 319 | 13.588,95 | 42,60 | 7 |
| 2019 | 260 | 10.649,92 | 40,96 | 7 |
| 2020 | 248 | 11.323,71 | 45,66 | 7 |
| 2021 | 176 | 7.282,01 | 41,38 | 4 |
| 2022 | 155 | 6.689,56 | 43,16 | 3 |
| 2023 | 203 | 8.862,01 | 43,66 | 3 |
| 2024 | 166 | 6.434,19 | 38,76 | 4 |
| totale | 5.087 | 188.897,78 | 37,13 | 68 |