[질문] 가양역급행시간

신논현급행18:15/18:36/18:56/19:16/19:36/19:56/20:15/20:35/20:55/21:15/21:35 김포공항급행18:16/18:36/18:56/19:16/19:36/19:56/20:16/20:36/20:56/21:16/