2023-01-15 31.9245 2023-02-15 32.4136 2023-03-15 32.9423 2023-04-15 33.428 2023-05-15 32.8203 2023-06-15 32.2127 2023-07-15 31.8168 2023-08-15 31.4297 2023-09-15 31.4 2023-10-15 31.3068 2023-11-15 31.3813 2023-12-15 31.3865