set stats format

https://docs.docker.com/engine/reference/commandline/stats/#formatting

config.json

@@ -0,0 +1,3 @@
+{
+    "statsFormat": "table {{.Name}}\t{{.CPUPerc}}{{.MemUsage | printf \"%22s\"}}{{.MemPerc | printf \"%7s\"}}{{.PIDs | printf \"%6s\"}}\t{{.NetIO}}\t{{.BlockIO}}"
+}