condition mean min max 4 h after light 0.220212 0.180677 0.288804 8 h after light 0.7764893333333334 0.286349 1.06091 12 h after light 1.0913603333333333 0.905431 1.33282 4 h after dark 1.22814 0.87923 1.66201 8 h after dark 0.8394626666666667 0.688855 1.02557 12 h after dark 0.322608 0.231069 0.40263