| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $17,700 | N/A |
| 2016 | $17,700 | N/A |
| 2017 | $17,700 | $10,839 |
| 2018 | $17,700 | $11,665 |
| 2019 | $17,700 | $10,893 |
| 2020 | $18,000 | $11,193 |
| 2021* | $18,000 | $11,501 |
| 2022* | $18,000 | $11,817 |
| 2023* | $18,000 | $12,142 |
| 2024* | $18,000 | $12,476 |
| 2025* | $18,000 | $12,819 |