static function monthsOfTheYear($format = "F")
    {
        $result      = [];
        $start       = new self('January this year');
        $interval    = new \DateInterval('P1M');
        $recurrences = 11;
        foreach (new \DatePeriod($start, $interval, $recurrences) as $date) {
            $result[] = $date->format($format);
        }
        return $result;
    }