All data obtained from @SonOfTheBronx on Twitter:
Son Of The Bronx/Programming Insider

Apr 28, 2018

Time
Show
Ratings
A18-49
10:30am Dragon Ball Super 909,000 555,000
11:00am DBZ Kai 767,000 445,000
11:30am Fooly Cooly 610,000 353,000
12:00am Jojo’s Bizarre Adventure 518,000 281,000
12:30am Gundam IBO 451,000 242,000
1:00am Black Clover 486,000 261,000
1:30am Hunter X Hunter 470,000 277,000
2:00am Naruto Shippuden 418,000 251,000
2:30am Space Dandy 368,000 222,000
3:00am Cowboy Bebop 374,000 214,000
3:00am Ghost In The Shell 345,000 195,000

;
comparison

Apr 29th, 2017

Time
Show
Ratings
A18-49
11:00am Samurai Jack 1,302,000 824,000
11:30am Dragon Ball Super 977,000 603,000
12:00am DBZ Kai 996,000 619,000
12:30am Attack on Titan 808,000 481,000
1:00am Tokyo Ghoul 719,000 433,000
1:30am Hunter X Hunter 656,000 382,000
2:00am Gundam Unicorn 575,000 338,000
2:30am Naruto: Shippuden 560,000 341,000
3:00am Ghost In The Shell 532,000 341,000

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.