Attack on Titan

Seasons
	1	2	3	4
1	9.1	9.2	8.8	9.2
2	8.5	8.5	9.2	8.6
3	8.1	8.6	8.7	9.2
4	8.5	9.1	8.5	8.9
5	9.2	9.1	9.0	9.7
6	8.9	9.7	9.2	9.7
7	8.9	9.6	9.5	9.7
8	9.1	8.4	8.9	9.4
9	8.8	8.5	9.3	8.9
10	8.3	9.0	9.2	8.5
11	8.3	9.5	9.1	8.8
12	8.3	9.7	8.9	8.9
13	8.9		9.5	9.5
14	8.4		9.5	9.7
15	8.1		9.5	9.5
16	8.2		9.8	9.4
17	9.1		9.7	9.0
18	8.8		9.7	9.3
19	8.9		9.2	9.7
20	9.1		9.7	9.7
21	9.5		9.6	9.8
22	9.0		9.5	9.0
23	9.0			8.5
24	9.1			8.4
25	9.4			8.6
26				9.1
27				9.5
28				9.6
29				9.4
30				8.8

Source ratings: IMDB (https://www.imdb.com/interfaces/)
Source images: The Movie Database (https://www.themoviedb.org/)