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Glossary
| Subscriber | Number of registered SIM at ending period whose status is not defined as churn |
| Postpaid churn | Subscribers whose payment status is overdue more than 60 days from due date |
| Prepaid churn | Subscribers who do not refill to extend their validity within 45 days or subscribers who are inactive more than 90 days |
| Net additions | Change of number of subscribers from beginning period to ending period |
| Churn rate | Number of subscriber disconnections in the period divided by the sum of gross new subscribers in the period and the subscribers at the beginning period |
| ARPU | Consolidated service revenue excluding inbound international roaming and interconnect revenues divided by average of subscriber at the beginning and ending period |
| MOU | Number of billed outgoing minutes generated from voice call including international call usage divided by average subscriber |
| VOU | Number of billed gigabytes generated from subscriber divided by average subscriber |
| EBITDA margin | EBITDA / Total Revenues |
| Interest-Bearing Debt to Equity | Interest Bearing Debt / Ending Equity |
| Net Debt to Equity | (Interest Bearing Debt - Cash) / Ending Equity |
| Net Debt to EBITDA | (Interest Bearing Debt - Cash) / EBITDA |
| Net Debt to EBITDA (Incl. lease liability and spectrum license payable) | (Interest Bearing Debt + Lease Liability + Spectrum License Payable - Cash) / EBITDA |
| Interest Coverage | Operating Profit / Interest Expense |
| DSCR | EBITDA * (1 - Tax Rate) / (Debt Repayment in 1 Year + Interest expense annualized) |
| ROA | Net Profit / Average Asset Between Beginning and Ending Period |
| ROE | Net Profit / Average Equity Between Beginning and Ending Period |
| Free Cash Flow (FCF) | Net Cash Flow From Operating Activities - CAPEX - Lease Liability Paid |
| Debt to Equity Ratio (x) | Total Liability / Total Equity |