| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $53,247 | $36,051 |
| 2016 | $55,310 | $36,977 |
| 2017 | $57,350 | $37,821 |
| 2018 | $57,350 | $36,181 |
| 2019 | $62,250 | $39,254 |
| 2020 | $64,802 | $41,806 |
| 2021* | $67,310 | $42,880 |
| 2022* | $69,915 | $43,982 |
| 2023* | $72,620 | $45,113 |
| 2024* | $75,431 | $46,272 |
| 2025* | $78,350 | $47,461 |
