Fix perfection calculation.

diff --git a/src/RocketAPI/Helpers/Utils.cs b/src/RocketAPI/Helpers/Utils.cs
index 81d0f7e..97221cc 100644
--- a/src/RocketAPI/Helpers/Utils.cs
+++ b/src/RocketAPI/Helpers/Utils.cs
@@ -100,7 +100,7 @@ namespace PokemonGo.RocketAPI.Helpers
             var minCp = CalculateMinCpMultiplier(poke);
             var curCp = CalculateCpMultiplier(poke);

-            return (curCp - minCp) / (maxCp - minCp) * 100.0;
+            return (curCp - minCp) / (maxCp - minCp);
         }

         public static BaseStats GetBaseStats(PokemonId id)