| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $61,550 | $37,102 |
| 2016 | $63,590 | $38,588 |
| 2017 | $64,520 | $37,606 |
| 2018 | $64,520 | $38,429 |
| 2019 | $67,660 | $39,690 |
| 2020 | $69,770 | $41,800 |
| 2021* | $71,947 | $43,171 |
| 2022* | $74,192 | $44,587 |
| 2023* | $76,506 | $46,050 |
| 2024* | $78,893 | $47,560 |
| 2025* | $81,355 | $49,120 |
