| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $12,411 | $8,859 |
| 2016 | $12,411 | $8,062 |
| 2017 | $12,411 | $9,523 |
| 2018 | $12,411 | $8,973 |
| 2019 | $12,477 | $6,020 |
| 2020 | $13,247 | $6,790 |
| 2021* | $13,247 | $6,398 |
| 2022* | $13,247 | $6,028 |
| 2023* | $13,247 | $5,679 |
| 2024* | $13,247 | $5,351 |
| 2025* | $13,247 | $5,042 |
