| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 2.015 | 2.38 | 2.28 | 2.285 | 2.285 | 2.125 | 2.2 | 2.13 | ||||
| 2022 | 2.718 | 2.683 | 2.74 | 3.13 | 3.213 | 3.223 | 3.333 | 3.123 | 2.583 | 2.488 | 2.43 | 2.31 |
| 2021 | 1.615 | 1.635 | 2.108 | 2.403 | 2.503 | 2.378 | 2.32 | 2.363 | 2.343 | 2.375 | 2.465 | 2.628 |