- rowid: 76909 'Unnamed: 0': 492.0 school: LOS ANGELES TECH CTR status: OPEN color: green staff_student: 2 transmission: 0 testing_period: Past 7 days (12/12/2021 - 12/18/2021) tests: '132' pos: '1' pos_rate: '0.76' change: '0.76' cos: (Blank) cos_tests: '' cos_pos: "(Bla\u2026" cos_pos_rate: "(Bla\u2026" cos_change: "(Bla\u2026" lausd_tests: 403,404 lausd_pos: '1054' lausd_pos_rate: '0.26' lausd_change: 0.05 date: '2021-12-18' time: 10:00PM staff_student_rate: '' community_rate: '' lac_rate: '' community_schools: '' community: ''