今天航班延误情况如何？
网站显示，当晚首都机场离岗航班共一百六十七架次。[{'character': '网', 'pinyin': 'uang3', 'highest pitch': 8.65, 'lowest pitch': 7.69, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '站', 'pinyin': 'zhan4', 'highest pitch': 10.47, 'lowest pitch': 7.89, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '显', 'pinyin': 'xian3', 'highest pitch': 9.53, 'lowest pitch': 5.96, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '示', 'pinyin': 'shiii4', 'highest pitch': 12.08, 'lowest pitch': 6.23, 'duration': 0.25, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.24}, {'character': '当', 'pinyin': 'dang4', 'highest pitch': 8.93, 'lowest pitch': 7.34, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '晚', 'pinyin': 'uan3', 'highest pitch': 7.34, 'lowest pitch': 5.3, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'character': '首', 'pinyin': 'shou3', 'highest pitch': 8.4, 'lowest pitch': 6.45, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '都', 'pinyin': 'du1', 'highest pitch': 8.5, 'lowest pitch': 6.45, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '机', 'pinyin': 'ji1', 'highest pitch': 9.42, 'lowest pitch': 8.11, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '场', 'pinyin': 'chang3', 'highest pitch': 8.94, 'lowest pitch': 5.44, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '离', 'pinyin': 'li2', 'highest pitch': 8.66, 'lowest pitch': 5.52, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '岗', 'pinyin': 'gang3', 'highest pitch': 8.88, 'lowest pitch': 5.89, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '航', 'pinyin': 'hang2', 'highest pitch': 6.65, 'lowest pitch': 5.66, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '班', 'pinyin': 'ban1', 'highest pitch': 9.65, 'lowest pitch': 6.65, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.06}, {'character': '共', 'pinyin': 'gong4', 'highest pitch': 9.46, 'lowest pitch': 7.76, 'duration': 0.27, 'prosody hierarchy': '#1'}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 9.18, 'lowest pitch': 8.57, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '百', 'pinyin': 'bai3', 'highest pitch': 5.38, 'lowest pitch': 5.15, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '六', 'pinyin': 'liou4', 'highest pitch': 8.17, 'lowest pitch': 5.15, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '十', 'pinyin': 'shiii2', 'highest pitch': 7.42, 'lowest pitch': 6.76, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '七', 'pinyin': 'qi1', 'highest pitch': 9.87, 'lowest pitch': 6.76, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '架', 'pinyin': 'jia4', 'highest pitch': 10.25, 'lowest pitch': 7.42, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '次', 'pinyin': 'cii4', 'highest pitch': 13.4, 'lowest pitch': 6.44, 'duration': 0.26, 'prosody hierarchy': '#4'}]