| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $43,551 | N/A |
| 2016 | $33,556 | $29,176 |
| 2017 | $35,582 | $29,192 |
| 2018 | $35,582 | $18,909 |
| 2019 | $36,638 | $35,638 |
| 2020 | $34,158 | $33,158 |
| 2021* | $34,158 | $32,014 |
| 2022* | $34,158 | $30,910 |
| 2023* | $34,158 | $29,843 |
| 2024* | $34,158 | $28,814 |
| 2025* | $34,158 | $27,820 |