| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $14,350 | $5,362 |
| 2016 | $15,000 | $6,950 |
| 2017 | $15,300 | $5,317 |
| 2018 | $15,300 | $4,182 |
| 2019 | $16,000 | $4,904 |
| 2020 | $16,000 | $4,904 |
| 2021* | $16,320 | $4,904 |
| 2022* | $16,646 | $4,904 |
| 2023* | $16,979 | $4,904 |
| 2024* | $17,319 | $4,904 |
| 2025* | $17,665 | $4,904 |
