| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 225 | 4.189,21 | 18,62 | 1 |
| 2007 | 98 | 2.722,87 | 27,78 | 1 |
| 2009 | 33 | 870,90 | 26,39 | 1 |
| 2010 | 39 | 845,23 | 21,67 | 2 |
| 2012 | 113 | 3.109,41 | 27,52 | 2 |
| 2013 | 116 | 2.657,85 | 22,91 | 3 |
| 2014 | 109 | 2.775,58 | 25,46 | 2 |
| 2015 | 125 | 3.362,59 | 26,90 | 3 |
| 2016 | 209 | 6.167,16 | 29,51 | 4 |
| 2017 | 148 | 4.542,21 | 30,69 | 3 |
| 2018 | 167 | 4.831,85 | 28,93 | 3 |
| 2019 | 156 | 4.154,76 | 26,63 | 3 |
| 2020 | 218 | 6.599,18 | 30,27 | 5 |
| 2021 | 193 | 5.505,91 | 28,53 | 5 |
| 2022 | 171 | 5.263,60 | 30,78 | 7 |
| 2023 | 193 | 5.713,13 | 29,60 | 7 |
| 2024 | 196 | 5.824,70 | 29,72 | 6 |
| totale | 2.509 | 69.136,14 | 27,56 | 58 |