| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $61,200 | $40,840 |
| 2016 | $62,930 | $42,778 |
| 2017 | $65,046 | $44,788 |
| 2018 | $65,046 | $45,531 |
| 2019 | $69,822 | $45,048 |
| 2020 | $72,096 | $47,322 |
| 2021* | $74,446 | $49,546 |
| 2022* | $76,873 | $51,875 |
| 2023* | $79,379 | $54,313 |
| 2024* | $81,967 | $56,866 |
| 2025* | $84,639 | $59,538 |
