| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 175 | 8.714,75 | 49,80 | 3 |
| 2007 | 147 | 8.489,57 | 57,75 | 3 |
| 2008 | 179 | 11.610,53 | 64,86 | 4 |
| 2009 | 164 | 8.458,06 | 51,57 | 4 |
| 2010 | 158 | 7.819,64 | 49,49 | 4 |
| 2011 | 135 | 6.164,98 | 45,67 | 4 |
| 2012 | 112 | 5.397,58 | 48,19 | 5 |
| 2013 | 213 | 9.779,65 | 45,91 | 4 |
| 2014 | 189 | 11.451,04 | 60,59 | 4 |
| 2015 | 207 | 12.386,45 | 59,84 | 4 |
| 2016 | 216 | 11.098,15 | 51,38 | 4 |
| 2017 | 261 | 11.397,45 | 43,67 | 4 |
| 2018 | 267 | 11.159,84 | 41,80 | 4 |
| 2019 | 231 | 9.709,31 | 42,03 | 4 |
| 2020 | 207 | 9.223,18 | 44,56 | 5 |
| 2021 | 225 | 9.802,17 | 43,57 | 6 |
| 2022 | 217 | 12.057,58 | 55,56 | 6 |
| 2023 | 224 | 9.114,88 | 40,69 | 6 |
| 2024 | 208 | 8.424,71 | 40,50 | 5 |
| totale | 3.735 | 182.259,52 | 48,80 | 83 |