| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $53,194 | $32,883 |
| 2016 | $54,880 | $33,763 |
| 2017 | $54,880 | $32,223 |
| 2018 | $54,880 | $34,821 |
| 2019 | $55,542 | $38,497 |
| 2020 | $57,491 | $40,446 |
| 2021* | $58,187 | $42,493 |
| 2022* | $58,891 | $44,643 |
| 2023* | $59,603 | $46,902 |
| 2024* | $60,324 | $49,275 |
| 2025* | $61,054 | $51,768 |
