| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $50,840 | $37,858 |
| 2016 | $52,890 | $40,311 |
| 2017 | $54,845 | $39,150 |
| 2018 | $54,845 | $37,125 |
| 2019 | $59,120 | $37,582 |
| 2020 | $61,270 | $39,732 |
| 2021* | $63,537 | $40,221 |
| 2022* | $65,888 | $40,715 |
| 2023* | $68,326 | $41,216 |
| 2024* | $70,854 | $41,723 |
| 2025* | $73,475 | $42,236 |
