Thank you so much for your help. Appreciated your time for reply my request. I'm new learning splunk and I have some difficulties to find some results. could you help me one last time with this query.   Plot a trellis chart showing the average time spent on the Buttercup Games website for each user session by browser. -this is my solution but I'm stuck with the average. index=main sourcetype=acc* referer_domain=http://www.buttercupgames.com action=view | top limit=20 useragent | chart avg(percent)  after this I only got one line  ... View more