| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $15,240 | $10,702 |
| 2016 | $15,440 | $9,881 |
| 2017 | $16,040 | $11,405 |
| 2018 | $16,040 | $10,508 |
| 2019 | $16,150 | $11,158 |
| 2020 | $16,150 | $11,158 |
| 2021* | $16,261 | $11,158 |
| 2022* | $16,374 | $11,158 |
| 2023* | $16,487 | $11,158 |
| 2024* | $16,600 | $11,158 |
| 2025* | $16,715 | $11,158 |
