| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 1.698 | 1.728 | 1.728 | 1.683 | 1.593 | 1.508 | 1.423 | 1.393 | ||||
| 2022 | 1.968 | 1.985 | 2.05 | 2.253 | 2.218 | 2.208 | 2.125 | 2.103 | 1.993 | 1.928 | 1.843 | 1.783 |
| 2021 | 1.215 | 1.273 | 1.373 | 1.518 | 1.593 | 1.668 | 1.708 | 1.74 | 1.768 | 1.823 | 2.075 | 1.968 |