Index: benchmark/plot.py
===================================================================
--- benchmark/plot.py	(revision 7ad47dfa113731490dd36a0283b5b751952e827e)
+++ benchmark/plot.py	(revision d1c47c2c136a9d2747ab479e4e3ca372c4d1392b)
@@ -46,4 +46,5 @@
 	"Median Update Latency" : Field('us'    , 0, True),
 	"Tail Update Latency"   : Field('us'    , 0, True),
+	"Update Ratio"          : Field('%'     , 0, False),
 }
 
Index: benchmark/process-mutilate.py
===================================================================
--- benchmark/process-mutilate.py	(revision 7ad47dfa113731490dd36a0283b5b751952e827e)
+++ benchmark/process-mutilate.py	(revision d1c47c2c136a9d2747ab479e4e3ca372c4d1392b)
@@ -14,4 +14,5 @@
 parser = argparse.ArgumentParser(description='Python Script to convert output from mutilate to rmit like output')
 parser.add_argument('--out', nargs='?', type=argparse.FileType('w'), default=sys.stdout)
+parser.add_argument('--var', nargs='?', type=str, default='Target QPS')
 try:
 	options =  parser.parse_args()
@@ -112,5 +113,5 @@
 			continue
 
-		d = { 'Target QPS': int(rate) }
+		d = { options.var : int(rate) }
 
 		w = extract( f, d )