| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $10,290 | $5,009 |
| 2016 | $13,510 | $7,996 |
| 2017 | $13,596 | $8,088 |
| 2018 | $13,596 | $6,932 |
| 2019 | $15,595 | $9,816 |
| 2020 | $15,595 | $9,816 |
| 2021* | $15,695 | $9,929 |
| 2022* | $15,795 | $10,043 |
| 2023* | $15,896 | $10,159 |
| 2024* | $15,998 | $10,275 |
| 2025* | $16,100 | $10,394 |
