Why did so many animated shows during the early to mid 2000’s have exactly 13 episodes per episodes per season?

Question

i mean what’s so special about about the number 13?

In: Other

Answer 1

13 episodes a season was seen as ideal, because after 4 seasons you will have 52 episodes, enough to show one episode a week for an entire year. So 13 and 26 episode seasons, being 1/4 and 1/2 of the weeks in a year are common.