| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $20,083 | $15,672 |
| 2016 | $20,283 | $16,451 |
| 2017 | $20,283 | $15,304 |
| 2018 | $20,283 | $16,502 |
| 2019 | $20,264 | $15,858 |
| 2020 | $20,264 | $15,858 |
| 2021* | $20,264 | $15,858 |
| 2022* | $20,264 | $15,858 |
| 2023* | $20,264 | $15,858 |
| 2024* | $20,264 | $15,858 |
| 2025* | $20,264 | $15,858 |