| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $25,900 | $19,461 |
| 2016 | $25,900 | $19,550 |
| 2017 | $25,900 | $21,549 |
| 2018 | $25,900 | $19,922 |
| 2019 | $24,410 | $17,380 |
| 2020 | $24,810 | $17,780 |
| 2021* | $24,810 | $17,862 |
| 2022* | $24,810 | $17,944 |
| 2023* | $24,810 | $18,026 |
| 2024* | $24,810 | $18,109 |
| 2025* | $24,810 | $18,193 |
