diff --git a/dal/db_query/queries.sql b/dal/db_query/queries.sql
index 3f9c2a9..5677042 100644
--- a/dal/db_query/queries.sql
+++ b/dal/db_query/queries.sql
@@ -375,11 +375,11 @@ WITH DeviceStats AS (
      )
 SELECT
     DeviceStats.device_type,
-    CAST((DeviceStats.device_count::FLOAT / TotalStats.total_count) * 100.0 AS INT) AS device_percentage,
+    CAST((DeviceStats.device_count::FLOAT / TotalStats.total_count) * 100.0 AS FLOAT8) AS device_percentage,
     OSStats.os,
-    CAST((OSStats.os_count::FLOAT / TotalStats.total_count) * 100.0 AS INT) AS os_percentage,
+    CAST((OSStats.os_count::FLOAT / TotalStats.total_count) * 100.0 AS FLOAT8) AS os_percentage,
     BrowserStats.browser,
-    CAST((BrowserStats.browser_count::FLOAT / TotalStats.total_count) * 100.0 AS INT) AS browser_percentage
+    CAST((BrowserStats.browser_count::FLOAT / TotalStats.total_count) * 100.0 AS FLOAT8) AS browser_percentage
 FROM
     DeviceStats,
     OSStats,
diff --git a/repository/statistics/statistics.go b/repository/statistics/statistics.go
index 686e089..382c1f5 100644
--- a/repository/statistics/statistics.go
+++ b/repository/statistics/statistics.go
@@ -32,17 +32,17 @@ type DeviceStatReq struct {
 
 type DeviceStatResp struct {
 	//ключ DeviceType значение процент
-	Device map[string]int32 // процентное соотношение DeviceType по всем ответам на опроc c res==true
+	Device map[string]float64 // процентное соотношение DeviceType по всем ответам на опроc c res==true
 	// тоже самое тут только по OS и BROWSER
-	OS      map[string]int32
-	Browser map[string]int32
+	OS      map[string]float64
+	Browser map[string]float64
 }
 
 func (r *StatisticsRepository) GetDeviceStatistics(ctx context.Context, req DeviceStatReq) (DeviceStatResp, error) {
 	resp := DeviceStatResp{
-		Device:  make(map[string]int32),
-		OS:      make(map[string]int32),
-		Browser: make(map[string]int32),
+		Device:  make(map[string]float64),
+		OS:      make(map[string]float64),
+		Browser: make(map[string]float64),
 	}
 
 	allStatistics, err := r.queries.DeviceStatistics(ctx, sqlcgen.DeviceStatisticsParams{