Data Dictionary — Tunde Mobile Subscriber Export
One row per subscriber. Twelve months ending March 2025.
| Column | Type | Description | Example values |
|---|---|---|---|
| subscriber_id | string | Unique subscriber identifier | TM-000001, TM-004821 |
| gender | string | Subscriber gender | Male, Female |
| senior_citizen | integer | Whether subscriber is 65 or older (1 = yes, 0 = no) | 0, 1 |
| partner | string | Whether subscriber has a partner | Yes, No |
| dependents | string | Whether subscriber has dependents | Yes, No |
| tenure_months | integer | Number of months as an active subscriber | 0, 24, 72 |
| plan_type | string | Subscription plan category | Prepaid, Postpaid, Hybrid |
| monthly_minutes | float | Average monthly voice minutes used | 0.0, 347.5, 612.8 |
| data_usage_gb | float | Average monthly mobile data usage in GB | 0.0, 8.3, 28.1 |
| monthly_charges | float | Monthly bill amount in Nigerian Naira (NGN) | 1200.50, 5400.00, 12000.75 |
| total_charges | float | Cumulative charges over subscriber lifetime in NGN | 2500.00, 148000.50, 410000.00 |
| complaints_count | integer | Number of complaints filed in the past 12 months | 0, 2, 7 |
| contract_type | string | Contract length | Month-to-month, One year, Two year |
| churn | integer | Whether the subscriber churned (1 = yes, 0 = no) | 0, 1 |