| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $41,950 | $34,611 |
| 2016 | $42,105 | $37,637 |
| 2017 | $42,105 | $35,984 |
| 2018 | $42,105 | $36,910 |
| 2019 | $41,829 | $36,230 |
| 2020 | $39,225 | $33,626 |
| 2021* | $39,225 | $33,007 |
| 2022* | $39,225 | $32,400 |
| 2023* | $39,225 | $31,804 |
| 2024* | $39,225 | $31,219 |
| 2025* | $39,225 | $30,644 |