Update README.md

Author: xavierarpa

README.md

@@ -58,8 +58,8 @@ Compared methods of UniFlux
 |-----------|--------------:|------:|-----:|
 | UniFlux (Dispatch int )           | 10.000        | 0B        | 0ms    | 
 | UniFlux (Dispatch string )        | 10.000        | 0B        | 1ms    | 
-| UniFlux (Store int  ADD)          | 10.000        | 1.2MB     | ~5ms   |
-| UniFlux (Store string  ADD)       | 10.000        | 1.2MB     | ~5ms   | 
+| UniFlux (Store int  ADD)          | 10.000        | 1.2MB     | ~3ms   |
+| UniFlux (Store string  ADD)       | 10.000        | 1.2MB     | ~3ms   | 
 | UniFlux (Store int  REMOVE)       | 10.000        | 1.2MB     | ~30ms  |
 | UniFlux (Store string  REMOVE)    | 10.000        | 1.2MB     | ~30ms  | 
 </details>