| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $54,637 | $35,586 |
| 2016 | $56,267 | $38,175 |
| 2017 | $55,395 | $37,927 |
| 2018 | $55,395 | $36,831 |
| 2019 | $54,316 | $33,144 |
| 2020 | $56,606 | $35,434 |
| 2021* | $56,606 | $35,204 |
| 2022* | $56,606 | $34,975 |
| 2023* | $56,606 | $34,748 |
| 2024* | $56,606 | $34,522 |
| 2025* | $56,606 | $34,297 |