| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $37,330 | $23,413 |
| 2016 | $38,650 | $23,101 |
| 2017 | $40,510 | $24,131 |
| 2018 | $40,510 | $22,377 |
| 2019 | $45,088 | $25,834 |
| 2020 | $46,992 | $27,738 |
| 2021* | $48,975 | $28,975 |
| 2022* | $51,042 | $30,267 |
| 2023* | $53,196 | $31,617 |
| 2024* | $55,441 | $33,027 |
| 2025* | $57,780 | $34,500 |
