How to create YTD measure, when one of the atrybute doesn't have a data for one week (for eed

[Ewa_28]

Hi,

I created ytd, but when I prepare visualization it dosen't work, please see below. 

I want to have data in the period of time where no data in source - it means that data should be taken from another period where exists and should be accomulated. 

Below you find my test data and pbix. Please help me!

link: https://1drv.ms/f/c/203304735e0bf790/EpJ_7UZrCmBIut1yynNGYD4B1LtCh7lhSBvUHZvjXt603g?e=MnWaHf

Regards, Ewa

[Ewa_28]

Please see below 2 charts - I prepare them in excel. As a result in Power BI I want to get the same result.

1.

2.

In Power BI I have:

Please let me know if it is clear now.

[vanessafvg]

please provide your expected answer,  impossible to test the answer if the actual expected answer is not given.

please provide examples of what you expect.