$$ \begin{array}{|l|c|c|c|c|} \hline \text{GSM Operators} & \text{GTN} & \text{PLO} & \text{Qtel} &

$$ \begin{array}{|l|c|c|c|c|} \hline \text{GSM Operators} & \text{GTN} & \text{PLO} & \text{Qtel} &