diff --git a/database/seeders/BrandStatSeeder.php b/database/seeders/BrandStatSeeder.php
index fcdc570..c5a2cf2 100644
--- a/database/seeders/BrandStatSeeder.php
+++ b/database/seeders/BrandStatSeeder.php
@@ -28,7 +28,8 @@ class BrandStatSeeder extends Seeder
             for ($i = 730; $i > 0; $i--) {
                 $total += floor($i / 2);
                 // pourcentage active
-                $pActive   = $active + ((731 - $i + 150) * 100 / 730) / 100;
+                $pActive   = $active + ($i * 100 / 730) / 100 - 0.2;
+                $pActive   = $pActive < 0.3 ? 0.3 : $pActive;
                 $pInactive = 1 - $pActive;
                 // pourcentage nouveau
                 $pNew = $new;