| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $19,036 | $12,524 |
| 2016 | $20,240 | $13,781 |
| 2017 | $19,606 | $12,846 |
| 2018 | $19,606 | $12,561 |
| 2019 | $20,468 | $13,434 |
| 2020 | $20,468 | $13,434 |
| 2021* | $20,468 | $13,434 |
| 2022* | $20,468 | $13,434 |
| 2023* | $20,468 | $13,434 |
| 2024* | $20,468 | $13,434 |
| 2025* | $20,468 | $13,434 |
