In Realtime, no. Lightspeed Trader does not have a excel link to filter for NYSE and then have a total.
Peter Tuchman apparently only trades imbalances, I don't know of any others. I think it can be a great tool if you can see how the imbalance develops throughout the end of the day.
I enjoy helping find answers and solutions when asked. I like it best when our service provides it. It is not my place 95% of the time, to determine what data has value. Just because I have no process to profit from it, does not mean others can't. p0box4 asked for this data on a "display" and not feed by API. We offer it. That simple.