How long it will take Event Loop to finish full sycle in millis?

I tried to google some queries , well, most results are about for/while loops and how should I calculate their runtime or just bunch of articles about EventLoop e.t.c.

Here some of my google search queries:

how long it takes event loop to finish cycle
node.js eventloop lifecycle duration

If somone may help me with my investigation , it will so interesting to investigate with you about this topic in comments