diff --git a/README.md b/README.md
index c8e04b1..a1f08e6 100755
--- a/README.md
+++ b/README.md
@@ -60,16 +60,16 @@ set date=now(),
 where id in (1, 2, 3, . . .);
 ```
 
-|  quantity | method            |       time seconds |
-|----------:|-------------------|-------------------:|
-|     1.000 | UpdateMassive1Job |              1,00s |
-|     1.000 | UpdateMassive2Job |              0,01s |
-|    10.000 | UpdateMassive1Job |             14,00s |
-|    10.000 | UpdateMassive2Job |              0,14s |
-|   100.000 | UpdateMassive1Job |   (2m 36s) 156,00s |              
-|   100.000 | UpdateMassive2Job |              1,00s |
-| 1.000.000 | UpdateMassive1Job | (26m 10s) 1570,00s |              
-| 1.000.000 | UpdateMassive2Job |             15,00s |
+|  quantity | method            |       time seconds | performance |
+|----------:|-------------------|-------------------:|------------:|
+|     1.000 | UpdateMassive1Job |              1,00s |           - |
+|     1.000 | UpdateMassive2Job |              0,01s |        100x |
+|    10.000 | UpdateMassive1Job |             14,00s |           - |
+|    10.000 | UpdateMassive2Job |              0,14s |        100x |
+|   100.000 | UpdateMassive1Job |   (2m 36s) 156,00s |           - |              
+|   100.000 | UpdateMassive2Job |              1,00s |        156x |
+| 1.000.000 | UpdateMassive1Job | (26m 10s) 1570,00s |           - |              
+| 1.000.000 | UpdateMassive2Job |             15,00s |        104x |
 
 ### Grupo 2:
 
@@ -123,17 +123,17 @@ set date  = v.date,
 where t.id = v.id;
 ```
 
-|  quantity | method            |       time seconds |
-|----------:|-------------------|-------------------:|
-|     1.000 | UpdateMassive3Job |              1,00s |
-|     1.000 | UpdateMassive4Job |              0,08s |
-|     1.000 | UpdateMassive5Job |              0,06s |
-|    10.000 | UpdateMassive3Job |             14,00s |
-|    10.000 | UpdateMassive4Job |              0,73s |
-|    10.000 | UpdateMassive5Job |              0,59s |
-|   100.000 | UpdateMassive3Job |   (2m 44s) 164,00s |          
-|   100.000 | UpdateMassive4Job |              8,00s |      
-|   100.000 | UpdateMassive5Job |              7,00s |
-| 1.000.000 | UpdateMassive3Job | (27m 10s) 1630,00s |              
-| 1.000.000 | UpdateMassive4Job |    (1m 15s) 75,00s |              
-| 1.000.000 | UpdateMassive5Job |             58,00s |   
+|  quantity | method            |       time seconds | performance |
+|----------:|-------------------|-------------------:|------------:|
+|     1.000 | UpdateMassive3Job |              1,00s |           - |
+|     1.000 | UpdateMassive4Job |              0,08s |         12x |
+|     1.000 | UpdateMassive5Job |              0,06s |         16x |
+|    10.000 | UpdateMassive3Job |             14,00s |           - |
+|    10.000 | UpdateMassive4Job |              0,73s |         19x |
+|    10.000 | UpdateMassive5Job |              0,59s |         23x |
+|   100.000 | UpdateMassive3Job |   (2m 44s) 164,00s |           - |          
+|   100.000 | UpdateMassive4Job |              8,00s |         20x |      
+|   100.000 | UpdateMassive5Job |              7,00s |         23x |
+| 1.000.000 | UpdateMassive3Job | (27m 10s) 1630,00s |           - |              
+| 1.000.000 | UpdateMassive4Job |    (1m 15s) 75,00s |         21x |              
+| 1.000.000 | UpdateMassive5Job |             58,00s |         28x |