app\models\Count::currentRankStart PHP Method

    public static function currentRankStart()
    {
        return static::find('pp_rank_column')->count ?? 0;
    }

 public function getDataAttribute()
 {
     $data = [];
     $startOffset = Count::currentRankStart() + 1;
     $end = $startOffset + 89;
     for ($i = $startOffset; $i < $end; $i++) {
         $column = 'r' . strval($i % 90);
         $data[] = intval($this->{$column});
     }
     return $data;
 }