| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | N/A | N/A |
| 2016 | $29,640 | N/A |
| 2017 | $31,683 | N/A |
| 2018 | $31,683 | N/A |
| 2019 | $35,256 | $19,520 |
| 2020 | $35,482 | $19,746 |
| 2021* | $36,820 | $19,975 |
| 2022* | $38,208 | $20,207 |
| 2023* | $39,648 | $20,441 |
| 2024* | $41,143 | $20,678 |
| 2025* | $42,694 | $20,918 |