| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $42,690 | $24,079 |
| 2016 | $43,774 | $24,754 |
| 2017 | $45,138 | $25,893 |
| 2018 | $45,138 | $25,516 |
| 2019 | $47,360 | $25,795 |
| 2020 | $48,626 | $27,061 |
| 2021* | $49,924 | $27,819 |
| 2022* | $51,257 | $28,598 |
| 2023* | $52,626 | $29,398 |
| 2024* | $54,031 | $30,222 |
| 2025* | $55,474 | $31,068 |
