All data obtained from @SonOfTheBronx on Twitter:

Programming Insider

March 28th, 2020

TimeShowRatingsA18-49
11:30pmMy Hero Academia610,000410,000
12:00amSword Art Online469,000324,000
12:30amDemon Slayer453,000317,000
1:00amFood Wars404,000283,000
1:30amBlack Clover366,000269,000
2:00amJojos Bizarre Adventure327,000241,000
2:30amNaruto Shippuden293,000206,000

March 30th, 2019

TimeShowRatingsA18-49
11:00pmDragon Ball Super777,000422,000
11:30pmBoruto507,000304,000
12:00amMy Hero Academia498,000290,000
12:30amSword Art Online407,000231,000
1:00amSword Art Online403,000227,000
1:30amJojos Bizarre Adventure343,000211,000
2:00amBlack Clover330,000199,000
2:30amHunter X Hunter279,000179,000
3:00amNaruto: Shippuden294,000160,000
3:30amAttack on Titan272,000160,000

If you want more data, you can check my spreadsheet here;. That will have further data including per year difference and A18-49 differences.

Let us know what you think in the comments below about the ratings.