| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 26.311 | 994.664,93 | 37,80 | 75 |
| 2007 | 23.257 | 951.346,12 | 40,91 | 79 |
| 2008 | 24.918 | 993.296,43 | 39,86 | 96 |
| 2009 | 24.242 | 922.012,56 | 38,03 | 93 |
| 2010 | 25.856 | 851.237,23 | 32,92 | 97 |
| 2011 | 21.905 | 615.740,81 | 28,11 | 87 |
| 2012 | 23.119 | 747.980,76 | 32,35 | 104 |
| 2013 | 26.169 | 772.666,90 | 29,53 | 103 |
| 2014 | 26.865 | 995.642,79 | 37,06 | 118 |
| 2015 | 25.409 | 956.461,43 | 37,64 | 122 |
| 2016 | 25.837 | 964.326,67 | 37,32 | 128 |
| 2017 | 26.038 | 959.583,38 | 36,85 | 135 |
| 2018 | 25.528 | 946.431,62 | 37,07 | 144 |
| 2019 | 25.395 | 957.393,39 | 37,70 | 147 |
| 2020 | 23.544 | 946.076,30 | 40,18 | 155 |
| 2021 | 22.659 | 911.851,15 | 40,24 | 165 |
| 2022 | 20.857 | 860.623,27 | 41,26 | 158 |
| 2023 | 22.618 | 915.858,45 | 40,49 | 184 |
| 2024 | 28.506 | 1.078.133,66 | 37,82 | 212 |
| totale | 469.033 | 17.341.327,85 | 36,97 | 2.402 |