Code:
$result = $client->retrieveHeatCoolSummaryResults11($params['client_guid'],$params['session_id']);
Return of retrieveHeatCoolSummaryResults11:
stdClass Object ( [totalCost] => 1023 [heatingCost] => 988 [coolingCost] => 35 [totalEnergy] => 1625 [heatEnergyTotal] => 1161 [coolEnergyTotal] => 464 [heatEnergyElect] => 432 [heatEnergyGas] => 729 [heatEnergyOil] => 0 [heatEnergyLpg] => 0 [woodStovePercent] => 0 [mainHeatingPercent] => 100 [mainCoolingPercent] => 100