| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $66,642 | $38,492 |
| 2016 | $68,390 | $39,659 |
| 2017 | $70,266 | $36,577 |
| 2018 | $70,266 | $41,350 |
| 2019 | $74,740 | $42,893 |
| 2020 | $74,740 | $42,893 |
| 2021* | $76,698 | $44,193 |
| 2022* | $78,708 | $45,532 |
| 2023* | $80,770 | $46,911 |
| 2024* | $82,886 | $48,333 |
| 2025* | $85,058 | $49,797 |