| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $47,952 | $33,369 |
| 2016 | $47,952 | $28,931 |
| 2017 | $48,723 | $32,248 |
| 2018 | $48,723 | $31,405 |
| 2019 | $48,500 | $28,475 |
| 2020 | $49,700 | $29,675 |
| 2021* | $49,700 | $28,900 |
| 2022* | $49,700 | $28,146 |
| 2023* | $49,700 | $27,412 |
| 2024* | $49,700 | $26,696 |
| 2025* | $49,700 | $25,999 |