public function run()
 {
     DB::table('facings')->truncate();
     $faker = Faker::create();
     foreach (range(1, 20) as $index) {
         Facing::create(['name' => Str::upper($faker->randomLetter), 'angle' => '5-25', 'is_obstructed' => $faker->boolean(50), 'contact_time' => '5-25', 'illumination_type' => '5-25', 'distance_from_road' => '5-25', 'billboard_proximity' => '50-100', 'billboard_id' => Billboard::find($faker->numberBetween(1, 20))->id]);
     }
 }