This infographic has more relevant info from 2023.
Also note that taking calls isn't the only thing the group is responsible for. They do things like needle pickups, homeless outreach, etc additionally, acs doesn't only respond to 911 calls:
While responding to 911 calls is our primary focus, ACS responders will be dispatched through additional methods, including referrals, self- dispatch, and 311 tickets. ACS will also respond to calls from 988, the national behavioral health crisis hotline, when it launches in 2022.
Taking some good news and immediately trying to portray it in a bad light is not exactly the way to push society forward. Actively looking to portray the start of such programs as "inefficient" and being a waste of taxpayer dollars can discourage other such programs from starting, which is a shame especially if the analysis wasn't fully informed.
I've replied to another one of your comments.
There are many reasons why I think you're analysis is misleading.