$rowLabel = ttReportHelper::makeGroupByLabel($val['group_field'], $options);
if ($options['show_cost']) {
$decimalMark = $user->getDecimalMark();
$rowLabel = ttReportHelper::makeGroupByLabel($val['group_field'], $options);
if ($options['show_cost']) {
$decimalMark = $user->getDecimalMark();