| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $49,916 | $24,299 |
| 2016 | $52,350 | $26,767 |
| 2017 | $54,225 | $29,084 |
| 2018 | $54,225 | $27,961 |
| 2019 | $58,880 | $28,317 |
| 2020 | $40,972 | $10,409 |
| 2021* | $42,439 | $10,541 |
| 2022* | $43,958 | $10,675 |
| 2023* | $45,532 | $10,811 |
| 2024* | $47,162 | $10,948 |
| 2025* | $48,850 | $11,087 |
