| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 41 | 803,54 | 19,60 | 1 |
| 2008 | 201 | 2.719,71 | 13,53 | 2 |
| 2009 | 127 | 1.926,13 | 15,17 | 3 |
| 2010 | 352 | 4.657,90 | 13,23 | 4 |
| 2011 | 263 | 3.966,62 | 15,08 | 3 |
| 2012 | 156 | 2.252,15 | 14,44 | 4 |
| 2013 | 221 | 2.393,59 | 10,83 | 3 |
| 2014 | 185 | 2.862,44 | 15,47 | 4 |
| 2015 | 149 | 2.390,56 | 16,04 | 4 |
| 2016 | 144 | 2.089,67 | 14,51 | 4 |
| 2017 | 128 | 1.743,74 | 13,62 | 3 |
| 2018 | 141 | 2.346,64 | 16,64 | 4 |
| 2019 | 113 | 1.721,81 | 15,24 | 4 |
| 2020 | 63 | 1.106,64 | 17,57 | 4 |
| 2021 | 49 | 731,49 | 14,93 | 4 |
| 2022 | 117 | 1.696,69 | 14,50 | 4 |
| 2023 | 104 | 1.503,70 | 14,46 | 4 |
| 2024 | 96 | 1.486,61 | 15,49 | 4 |
| totale | 2.650 | 38.399,63 | 14,49 | 63 |