| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $28,487 | $24,091 |
| 2016 | $27,240 | $21,407 |
| 2017 | $34,442 | $29,387 |
| 2018 | $34,442 | $30,323 |
| 2019 | $31,062 | $26,052 |
| 2020 | $33,870 | $28,860 |
| 2021* | $33,870 | $29,781 |
| 2022* | $33,870 | $30,731 |
| 2023* | $33,870 | $31,711 |
| 2024* | $33,870 | $32,723 |
| 2025* | $33,870 | $33,766 |
