CCrmLeadReportHelper::getCustomColumnTypes

static function getCustomColumnTypes()
{
	return array(
		'STATUS_ID' => 'string',
		'CURRENCY_ID' => 'string',
		'SOURCE_ID' => 'string',
		'OPPORTUNITY' => 'float',
		'WEBFORM_ID' => 'string',
		'IS_RETURN_CUSTOMER' => 'boolean',
		'ProductRow:LEAD_OWNER.SUM_ACCOUNT' => 'float',
		'ProductRow:LEAD_OWNER.PRICE_ACCOUNT' => 'float'
	);
}