| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $45,392 | $27,400 |
| 2016 | $46,236 | $25,820 |
| 2017 | $46,850 | $26,850 |
| 2018 | $46,850 | $25,283 |
| 2019 | $47,584 | $27,113 |
| 2020 | $48,226 | $27,755 |
| 2021* | $48,877 | $28,413 |
| 2022* | $49,537 | $29,086 |
| 2023* | $50,206 | $29,776 |
| 2024* | $50,883 | $30,481 |
| 2025* | $51,570 | $31,204 |
