private function getMany($year){
$group_id = $this->group_id;
$sql = "SELECT month, minutes FROM tt_monthly_quotas WHERE year = $year AND group_id = $group_id";
private function getMany($year){
$group_id = $this->group_id;
$sql = "SELECT month, minutes FROM tt_monthly_quotas WHERE year = $year AND group_id = $group_id";