diff --git a/modules/mining-checker/src/Domain/AnalyticsService.php b/modules/mining-checker/src/Domain/AnalyticsService.php
index 571c673..8157f19 100644
--- a/modules/mining-checker/src/Domain/AnalyticsService.php
+++ b/modules/mining-checker/src/Domain/AnalyticsService.php
@@ -33,9 +33,11 @@ final class AnalyticsService
         $previous = null;
         $previousMeasuredTs = null;
         $previousIntervalRate = null;
+        $previousVisibleCoins = null;
+        $previousCoinCurrency = null;
+        $previousCumulativePayouts = null;
         $result = [];
         $payoutIndex = 0;
-        $lastPayoutTs = null;
         $payoutsByAsset = [];
         $latestPriceByCurrency = [];
 
@@ -52,7 +54,6 @@ final class AnalyticsService
 
                 $payoutAsset = strtoupper(trim((string) ($payouts[$payoutIndex]['payout_currency'] ?? $coinCurrency)));
                 $payoutsByAsset[$payoutAsset] = ($payoutsByAsset[$payoutAsset] ?? 0.0) + (float) ($payouts[$payoutIndex]['coins_amount'] ?? 0);
-                $lastPayoutTs = $payoutTs;
                 $payoutIndex++;
             }
 
@@ -74,11 +75,12 @@ final class AnalyticsService
 
             if (is_array($previous) && $previousMeasuredTs !== null) {
                 $intervalStartTs = $previousMeasuredTs;
-                $intervalStartCoins = (float) ($previous['coins_total'] ?? 0.0);
-
-                if ($lastPayoutTs !== null && $lastPayoutTs > $previousMeasuredTs && $lastPayoutTs <= $measuredTs) {
-                    $intervalStartTs = $lastPayoutTs;
-                    $intervalStartCoins = 0.0;
+                $intervalStartCoins = (float) ($previousVisibleCoins ?? ($previous['coins_total'] ?? 0.0));
+                if ($previousCoinCurrency !== null && $previousCoinCurrency === $coinCurrency) {
+                    $intervalPayouts = max(0.0, $cumulativePayouts - (float) ($previousCumulativePayouts ?? 0.0));
+                    $intervalStartCoins = max(0.0, $intervalStartCoins - $intervalPayouts);
+                } elseif ($previousCoinCurrency !== null && $previousCoinCurrency !== $coinCurrency) {
+                    $intervalStartCoins = $visibleCoinsTotal;
                 }
 
                 $intervalHours = max(0.0, ($measuredTs - $intervalStartTs) / 3600);
@@ -202,6 +204,9 @@ final class AnalyticsService
             }
             $previous = $row;
             $previousMeasuredTs = $measuredTs > 0 ? $measuredTs : null;
+            $previousVisibleCoins = $visibleCoinsTotal;
+            $previousCoinCurrency = $coinCurrency;
+            $previousCumulativePayouts = $cumulativePayouts;
         }
 
         return $result;