Need aesthetic 2D animation ( in after effects is a plus ) -- 2

Need 30 secs animations like the video links attached below. Please quote the price for 1 such video of 30 seconds , itll be long term, we would need 4-5 videos per month, so please keep the price per video as genuine as possible, thanks

https://www.youtube.com/watch?v=AlBnpBTwenk
https://www.youtube.com/watch?v=UGdQ82PzgVo
https://www.youtube.com/watch?v=qaTB_u1THVs
https://www.youtube.com/watch?v=IYCjYiOPfKc