| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $17,943 | $9,648 |
| 2016 | $19,447 | $11,324 |
| 2017 | $17,886 | $9,335 |
| 2018 | $17,886 | $9,498 |
| 2019 | $18,487 | $9,587 |
| 2020 | $18,487 | $9,587 |
| 2021* | $18,487 | $9,677 |
| 2022* | $18,487 | $9,768 |
| 2023* | $18,487 | $9,860 |
| 2024* | $18,487 | $9,953 |
| 2025* | $18,487 | $10,046 |
