| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $51,192 | $39,085 |
| 2016 | $51,945 | $39,443 |
| 2017 | $52,899 | $42,000 |
| 2018 | $52,899 | $31,171 |
| 2019 | N/A | N/A |
| 2020 | $51,281 | $26,233 |
| 2021* | $52,035 | $26,474 |
| 2022* | $52,800 | $26,718 |
| 2023* | $53,576 | $26,964 |
| 2024* | $54,363 | $27,212 |
| 2025* | $55,163 | $27,462 |
