# Defines what will be written in the traffic cost in detail_stat.
# If user still has the prepaid traffic and WriteFreeMbTraffCost = no,
# then the traffic cost willn't be written in detail_stat.
# Defines what will be written in the traffic cost in detail_stat.
# If user still has the prepaid traffic and WriteFreeMbTraffCost = no,
# then the traffic cost willn't be written in detail_stat.