diff --git a/README.md b/README.md
index d7a8619..3238a71 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,20 @@ Usage
   $ stt -a task # start task
   $ stt -s      # stop task
   $ stt [-l]    # print report
+  task: task
+  started at: Wed Oct  2 19:04:04 2019
+  ended at: Wed Oct  2 19:05:04 2019
+  duration(hours): 0.02
+
+  task: readme@stt
+  started at: Wed Oct  2 19:05:04 2019
+  ended at: Wed Oct  2 19:09:28 2019
+  duration(hours): 0.07
+
+  task: publish@stt
+  started at: Wed Oct  2 19:09:28 2019
+  still running
+  duration(hours): 0.11
 
 Files
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