| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | N/A | N/A |
| 2016 | $28,555 | $25,197 |
| 2017 | $29,195 | $23,449 |
| 2018 | $29,195 | $23,247 |
| 2019 | N/A | N/A |
| 2020 | $31,750 | $24,918 |
| 2021* | $32,106 | $23,946 |
| 2022* | $32,465 | $23,012 |
| 2023* | $32,829 | $22,115 |
| 2024* | $33,196 | $21,252 |
| 2025* | $33,568 | $20,423 |
