| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $44,620 | $21,927 |
| 2016 | $48,100 | $25,222 |
| 2017 | $48,100 | $25,242 |
| 2018 | $48,100 | $20,945 |
| 2019 | $51,617 | $22,579 |
| 2020 | $52,250 | $23,212 |
| 2021* | $52,893 | $23,862 |
| 2022* | $53,543 | $24,530 |
| 2023* | $54,202 | $25,217 |
| 2024* | $54,869 | $25,923 |
| 2025* | $55,543 | $26,649 |
