p.49

Data were obtained by reading water meters installed and flow curve estimates and operating time of the pumps in places where there are no meters. The table shows an increase in the volume of water recirculated for two water meters that were not working were reactivated, allowing to control the actual value instead of the estimated value.

The volume increased in 2015 because of a leak, which has already been fixed.

It considers the total rainfall recorded in an automatic weather station located near the airport in the Paraguayan territory