| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $37,536 | $33,913 |
| 2016 | $38,970 | $34,891 |
| 2017 | $40,100 | $36,282 |
| 2018 | $40,100 | $35,779 |
| 2019 | $36,900 | $29,327 |
| 2020 | $36,900 | $29,327 |
| 2021* | $36,900 | $29,327 |
| 2022* | $36,900 | $29,327 |
| 2023* | $36,900 | $29,327 |
| 2024* | $36,900 | $29,327 |
| 2025* | $36,900 | $29,327 |