| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $42,780 | $23,224 |
| 2016 | $43,930 | $24,582 |
| 2017 | $45,160 | $22,957 |
| 2018 | $45,160 | $23,129 |
| 2019 | $47,360 | $23,776 |
| 2020 | $48,480 | $24,896 |
| 2021* | $49,784 | $25,593 |
| 2022* | $51,123 | $26,310 |
| 2023* | $52,499 | $27,046 |
| 2024* | $53,911 | $27,804 |
| 2025* | $55,361 | $28,582 |
