| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $18,913 | $6,602 |
| 2016 | $19,310 | $5,234 |
| 2017 | $19,986 | $11,610 |
| 2018 | $19,986 | $13,258 |
| 2019 | $20,315 | $11,625 |
| 2020 | $20,315 | $11,625 |
| 2021* | $20,650 | $11,625 |
| 2022* | $20,991 | $11,625 |
| 2023* | $21,337 | $11,625 |
| 2024* | $21,689 | $11,625 |
| 2025* | $22,047 | $11,625 |
