| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $49,220 | $30,591 |
| 2016 | $50,880 | $30,491 |
| 2017 | $52,380 | $30,917 |
| 2018 | $52,380 | $31,690 |
| 2019 | $58,260 | $36,379 |
| 2020 | $60,270 | $38,389 |
| 2021* | $62,301 | $39,349 |
| 2022* | $64,401 | $40,332 |
| 2023* | $66,571 | $41,341 |
| 2024* | $68,814 | $42,374 |
| 2025* | $71,133 | $43,434 |
