| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $15,839 | $10,816 |
| 2016 | $15,839 | $10,785 |
| 2017 | $15,799 | $10,646 |
| 2018 | $15,799 | $10,350 |
| 2019 | $17,419 | $10,403 |
| 2020 | $17,416 | $10,400 |
| 2021* | $17,416 | $10,370 |
| 2022* | $17,416 | $10,340 |
| 2023* | $17,416 | $10,310 |
| 2024* | $17,416 | $10,280 |
| 2025* | $17,416 | $10,250 |
