All data obtained from @SonOfTheBronx on Twitter:
Son Of The Bronx/Programming Insider
July 1st, 2017 (Attack On Titan Marathon)
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 11:00am | Attack On Titan | 825,000 | 486,000 |
| 11:30am | 716,000 | 429,000 | |
| 12:00am | 664,000 | 406,000 | |
| 12:30am | 590,000 | 332,000 | |
| 1:00am | 488,000 | 259,000 | |
| 1:30am | 457,000 | 242,000 | |
| 2:00am | 467,000 | 260,000 | |
| 2:30am | 460,000 | 255,000 | |
| 3:00am | 465,000 | 279,000 |
July 2nd, 2016 (HunterXHunter Marathon)
| Time | Show | Ratings | A18-49 |
|---|---|---|---|
| 11:30am | Hunter X Hunter | 1,156,000 | 637,000 |
| 12:00am | 906,000 | 498,000 | |
| 12:30am | 850,000 | 482,000 | |
| 1:00am | 809,000 | 465,000 | |
| 1:30am | 805,000 | 458,000 | |
| 2:00am | 781,000 | 425,000 | |
| 2:30am | 705,000 | 393,000 |
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.