| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $20,320 | $14,592 |
| 2016 | $20,320 | $15,066 |
| 2017 | $20,320 | $15,060 |
| 2018 | $20,320 | $14,873 |
| 2019 | $20,320 | $13,572 |
| 2020 | $20,320 | $13,572 |
| 2021* | $20,320 | $13,567 |
| 2022* | $20,320 | $13,561 |
| 2023* | $20,320 | $13,556 |
| 2024* | $20,320 | $13,550 |
| 2025* | $20,320 | $13,545 |