https://cngwala.com/operator/indianoil 2026-04-03 weekly 0.73 https://cngwala.com/operator/gujarat-gas 2026-04-03 weekly 0.72 https://cngwala.com/operator/gail-gas 2026-04-03 weekly 0.72 https://cngwala.com/operator/adani-gas 2026-04-03 weekly 0.71 https://cngwala.com/operator/igl 2026-04-03 weekly 0.71 https://cngwala.com/operator/hpcl 2026-04-03 weekly 0.71 https://cngwala.com/operator/green-gas 2026-04-03 weekly 0.70