Only 18 TV shows scored 100% on Rotten Tomatoes in 2023 (so far). See them all here.

Sarah Lancashire as Catherine Cawood in "Happy Valley" and Maya Erskine as Mizu in "Blue Eye Samurai."BBC/AMC/Netflix

• 2023 was a great year for TV, but only 18 shows earned a 100% fresh rating on Rotten Tomatoes.
• The list includes crime dramas, adult animated shows, and a British mockumentary.

2023 has been an impressive year for television, with the likes of "The Last of Us," "Beef," and "The Bear" all making Business Insider's best of the year list, but they didn't earn a 100% fresh rating on Rotten Tomatoes.

The aggregator keeps a list of the top TV seasons that it periodically updates, and we've also kept track of other shows that made an impression on audiences and critics alike.

Note: All scores were current on the date of publication and are subject to change.