| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $22,314 | $10,560 |
| 2016 | $22,314 | $12,730 |
| 2017 | $22,514 | $13,103 |
| 2018 | $22,514 | $15,404 |
| 2019 | $28,388 | $19,907 |
| 2020 | $27,700 | $19,219 |
| 2021* | $27,700 | $22,594 |
| 2022* | $27,700 | $26,561 |
| 2023* | $27,700 | $31,226 |
| 2024* | $27,700 | $36,709 |
| 2025* | $27,700 | $43,155 |