GQL Statement
number_of_residences_with_ht_heat_delivery_system = 
    SUM(
        V(G(ht_delivery_system_households), number_of_units)
    );
share_of_apartments_in_residences = 
    DIVIDE(
        Q(number_of_apartments),
        Q(number_of_residences)
    );
number_of_apartments_with_ht_heat_delivery_systems =
    PRODUCT(
        number_of_residences_with_ht_heat_delivery_system,
        share_of_apartments_in_residences
    );
PRODUCT(
    number_of_apartments_with_ht_heat_delivery_systems,
    AREA(households_ht_heat_delivery_system_costs_apartments_eur_per_connection)
);
Result
| 2019 | 3,258,292,763.919822 | euro | 
| 2050 | 3,258,292,763.919822 | euro | 
Description
Total investment costs of ht heat delivery systems in apartments
 
Characteristics
| Groups |  | 
| Unit | euro | 
| File path | /app/tmp/etsource/gqueries/general/costs/mece_costs/1_building_and_installations/heat_delivery_system/households/support_queries/households_ht_heat_delivery_system_costs_apartments.gql | 
References