- rowid: 64384 'Unnamed: 0': 385.0 school: HELIOTROPE AVE EL status: OPEN color: green staff_student: 0 transmission: 0 testing_period: Past 7 days (11/24/2021 - 11/30/2021) tests: '2' pos: '0' pos_rate: '0.00' change: '-0.19' cos: Bell/Cudahy/MaywoodCoS cos_tests: 5,720 cos_pos: '4' cos_pos_rate: '0.07' cos_change: '-0.17' lausd_tests: 174,341 lausd_pos: '327' lausd_pos_rate: '0.19' lausd_change: 0.02 date: '2021-11-30' time: 10:00PM staff_student_rate: '' community_rate: '' lac_rate: '' community_schools: '' community: ''