The top 9 TV shows on Netflix this week

"Down to Earth with Zac Efron"Netflix

• "Down to Earth" and "The Baby-Sitters Club" are some of Netflix's most popular shows this week.
• Netflix introduced daily top lists of the most popular titles on the streaming service in February.
• Streaming search engine Reelgood keeps track of the lists and provides Business Insider with a rundown of the week's most popular TV shows on Netflix.

Zac Efron's new Netflix series is a hit. The travel show, "Down to Earth," follows Efron around the world with a health expert.

Netflix introduced daily top 10 lists of its most viewed movies and TV shows in February (it counts a view if an account watches at least two minutes of a title).

Every week, the streaming search engine Reelgood compiles for Business Insider a list of which TV shows have been most prominent on Netflix's daily lists that week.

Other Netflix originals — from "Unsolved Mysteries" to "The Baby-Sitters Club" — continued to be popular with viewers this week. Only one series, "The Office," wasn't a Netflix original this week.

Below are Netflix's 9 most popular TV shows of the week in the US: