| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $37,930 | $32,237 |
| 2016 | $35,105 | $29,542 |
| 2017 | $35,798 | $32,560 |
| 2018 | $35,798 | $27,924 |
| 2019 | $33,194 | $27,008 |
| 2020 | $34,380 | $28,194 |
| 2021* | $34,380 | $27,269 |
| 2022* | $34,380 | $26,375 |
| 2023* | $34,380 | $25,510 |
| 2024* | $34,380 | $24,673 |
| 2025* | $34,380 | $23,864 |
