| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $35,274 | $28,512 |
| 2016 | $30,902 | $23,660 |
| 2017 | $36,399 | $29,324 |
| 2018 | $36,399 | $29,608 |
| 2019 | $33,114 | $25,540 |
| 2020 | $41,067 | $33,493 |
| 2021* | $41,067 | $33,818 |
| 2022* | $41,067 | $34,146 |
| 2023* | $41,067 | $34,477 |
| 2024* | $41,067 | $34,812 |
| 2025* | $41,067 | $35,149 |
