2023-01-15 30.0932 2023-02-15 30.9639 2023-03-15 31.949 2023-04-15 32.8513 2023-05-15 32.9577 2023-06-15 32.252 2023-07-15 31.6587 2023-08-15 31.5297 2023-09-15 31.0607 2023-10-15 30.9061 2023-11-15 31.146 2023-12-15 30.3584