| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $23,574 | $13,981 |
| 2016 | $24,048 | $14,364 |
| 2017 | $24,636 | $14,201 |
| 2018 | $24,636 | $15,521 |
| 2019 | $24,636 | $15,087 |
| 2020 | $24,636 | $15,087 |
| 2021* | $24,636 | $15,087 |
| 2022* | $24,636 | $15,087 |
| 2023* | $24,636 | $15,087 |
| 2024* | $24,636 | $15,087 |
| 2025* | $24,636 | $15,087 |