I know the desire for real-time queue stats come up from time to time. Sangoma Queue Wallboard and Asternic are both solutions that we use and work quite well.
While looking for something else I found a post that shows a DIY approach using AMI and Python. It looks pretty straightforward. Thought I would share. Enjoy!
https://medium.com/@sagarborse90/asterisk-livescreen-using-python-and-ami-ba0447071676