diff --git a/VOL.Business/Services/Norm/N_SportsTestResultService.cs b/VOL.Business/Services/Norm/N_SportsTestResultService.cs
index e5a6db5..aa5e6f1 100644
--- a/VOL.Business/Services/Norm/N_SportsTestResultService.cs
+++ b/VOL.Business/Services/Norm/N_SportsTestResultService.cs
@@ -623,7 +623,7 @@ namespace VOL.Business.Services
                         var categoryMaleTotal = g.Count(x => x.Sex == SexType.Male);
                         var categoryFemaleTotal = g.Count(x => x.Sex == SexType.Female);
 
-                        int sumRate = 0, sumMaleRate = 0, sumFemaleRate = 0;
+                        int sumRate = 0;
 
                         var tempStats = new List<TestSituationsModel>();
 
@@ -634,11 +634,19 @@ namespace VOL.Business.Services
                             var maleCount = g.Count(x => x.Sex == SexType.Male && x.Score.GetRank() == rank);
                             var femaleCount = g.Count(x => x.Sex == SexType.Female && x.Score.GetRank() == rank);
 
-                            int rate = categoryTotal == 0 ? 0 : (i < rankValues.Count - 1
-                                ? (int)Math.Round((double)count / categoryTotal * 100)
-                                : 100 - sumRate);
+                            int rate = 0;
+                            if (categoryTotal > 0)
+                            {
+                                rate = i < rankValues.Count - 1
+                                    ? (int)Math.Round(count * 100.0 / categoryTotal)
+                                    : 100 - sumRate;
 
-                            int activityLevel = categoryTotal == 0 ? 0 : (int)Math.Round((double)categoryTotal / sportsTestResults.Count * 100);
+                                if (i < 3) sumRate += rate;
+                            }
+
+                            int activityLevel = categoryTotal > 0
+                                ? (int)Math.Round(categoryTotal * 100.0 / sportsTestResults.Count)
+                                : 0;
 
                             tempStats.Add(new TestSituationsModel
                             {