这家超市的最低标签数字是多少？
记者数了一下，标签上的数字最高为六十一。[{'character': '记', 'pinyin': 'ji4', 'highest pitch': 9.69, 'lowest pitch': 7.79, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '者', 'pinyin': 'zhe2', 'highest pitch': 10.61, 'lowest pitch': 7.79, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '数', 'pinyin': 'shu3', 'highest pitch': 10.61, 'lowest pitch': 5.28, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 8.43, 'lowest pitch': 5.28, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 9.59, 'lowest pitch': 7.54, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 8.2, 'lowest pitch': 6.04, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.27}, {'character': '标', 'pinyin': 'biao1', 'highest pitch': 8.84, 'lowest pitch': 8.39, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '签', 'pinyin': 'qian1', 'highest pitch': 9.7, 'lowest pitch': 8.76, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '上', 'pinyin': 'shang4', 'highest pitch': 9.96, 'lowest pitch': 7.92, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.98, 'lowest pitch': 7.49, 'duration': 0.1, 'prosody hierarchy': '#1'}, {'character': '数', 'pinyin': 'shu4', 'highest pitch': 9.19, 'lowest pitch': 7.08, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '字', 'pinyin': 'zii4', 'highest pitch': 7.71, 'lowest pitch': 6.19, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '最', 'pinyin': 'zuei4', 'highest pitch': 8.93, 'lowest pitch': 6.43, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '高', 'pinyin': 'gao1', 'highest pitch': 8.86, 'lowest pitch': 6.43, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 8.28, 'lowest pitch': 6.75, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '六', 'pinyin': 'liou4', 'highest pitch': 9.95, 'lowest pitch': 7.17, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '十', 'pinyin': 'shiii2', 'highest pitch': 9.03, 'lowest pitch': 8.08, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i1', 'highest pitch': 9.79, 'lowest pitch': 8.19, 'duration': 0.27, 'prosody hierarchy': '#4'}]