| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | N/A | N/A |
| 2016 | N/A | N/A |
| 2017 | $22,081 | N/A |
| 2018 | $22,081 | $14,934 |
| 2019 | $22,941 | $15,688 |
| 2020 | $21,031 | $13,778 |
| 2021* | $21,031 | $13,288 |
| 2022* | $21,031 | $12,814 |
| 2023* | $21,031 | $12,358 |
| 2024* | $21,031 | $11,918 |
| 2025* | $21,031 | $11,494 |