| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $26,550 | $21,555 |
| 2016 | $26,550 | $21,319 |
| 2017 | $26,550 | $21,157 |
| 2018 | $26,550 | $20,745 |
| 2019 | $27,550 | $21,348 |
| 2020 | $27,550 | $21,348 |
| 2021* | $27,550 | $21,186 |
| 2022* | $27,550 | $21,025 |
| 2023* | $27,550 | $20,865 |
| 2024* | $27,550 | $20,706 |
| 2025* | $27,550 | $20,549 |