| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $67,482 | $55,849 |
| 2016 | $66,897 | $49,970 |
| 2017 | $67,750 | $49,082 |
| 2018 | $67,750 | $50,073 |
| 2019 | $72,042 | $47,950 |
| 2020 | $73,518 | $49,426 |
| 2021* | $74,459 | $48,546 |
| 2022* | $75,412 | $47,682 |
| 2023* | $76,377 | $46,833 |
| 2024* | $77,355 | $46,000 |
| 2025* | $78,345 | $45,181 |
