2023-01-15 -0.560968
2023-02-15 1.31679
2023-03-15 1.83032
2023-04-15 5.33367
2023-05-15 9.57097
2023-06-15 13.7047
2023-07-15 15.4094
2023-08-15 15.0906
2023-09-15 11.395
2023-10-15 7.70323
2023-11-15 5.187
2023-12-15 1.34903