diff --git a/src/group_cmd.cpp b/src/group_cmd.cpp
index 73d52ceb4..0cf6200b7 100644
--- a/src/group_cmd.cpp
+++ b/src/group_cmd.cpp
@@ -140,16 +140,25 @@ void GroupStatistics::Clear()
 	assert(delta == 1 || delta == -1);
 
 	GroupStatistics &stats_all = GroupStatistics::GetAllGroup(v);
-	GroupStatistics &stats = GroupStatistics::Get(v);
-
 	stats_all.num_vehicle += delta;
-	stats.num_vehicle += delta;
-
 	if (v->age > VEHICLE_PROFIT_MIN_AGE) {
 		stats_all.num_profit_vehicle += delta;
 		stats_all.profit_last_year += v->GetDisplayProfitLastYear() * delta;
-		stats.num_profit_vehicle += delta;
-		stats.profit_last_year += v->GetDisplayProfitLastYear() * delta;
+	}
+
+	if (IsDefaultGroupID(v->group_id)) {
+		GroupStatistics &stats = GroupStatistics::Get(v);
+		stats.num_vehicle += delta;
+		if (v->age > VEHICLE_PROFIT_MIN_AGE) {
+			stats.num_profit_vehicle += delta;
+			stats.profit_last_year += v->GetDisplayProfitLastYear() * delta;
+		}
+	} else for (Group *g = Group::Get(v->group_id); g != NULL; g = Group::GetIfValid(g->parent)) {
+		g->statistics.num_vehicle += delta;
+		if (v->age > VEHICLE_PROFIT_MIN_AGE) {
+			g->statistics.num_profit_vehicle += delta;
+			g->statistics.profit_last_year += v->GetDisplayProfitLastYear() * delta;
+		}
 	}
 }
 
@@ -171,12 +180,17 @@ void GroupStatistics::Clear()
 /* static */ void GroupStatistics::VehicleReachedProfitAge(const Vehicle *v)
 {
 	GroupStatistics &stats_all = GroupStatistics::GetAllGroup(v);
-	GroupStatistics &stats = GroupStatistics::Get(v);
-
 	stats_all.num_profit_vehicle++;
 	stats_all.profit_last_year += v->GetDisplayProfitLastYear();
-	stats.num_profit_vehicle++;
-	stats.profit_last_year += v->GetDisplayProfitLastYear();
+
+	if (IsDefaultGroupID(v->group_id)) {
+		GroupStatistics &stats = GroupStatistics::Get(v);
+		stats.num_profit_vehicle++;
+		stats.profit_last_year += v->GetDisplayProfitLastYear();
+	} else for (Group *g = Group::Get(v->group_id); g != NULL; g = Group::GetIfValid(g->parent)) {
+		g->statistics.num_profit_vehicle++;
+		g->statistics.profit_last_year += v->GetDisplayProfitLastYear();
+	}
 }
 
 /**