condition mean min max 0 h after light 0.593854 0.454227 0.733481 2 h after light 0.7512135 0.227517 1.27491 4 h after light 1.18709 1.03844 1.33574 8 h after light 11.589849999999998 10.6314 12.5483 12 h after light 16.69425 16.5374 16.8511 2 h after dark 11.81945 11.6908 11.9481 4 h after dark 5.66123 5.21046 6.112 8 h after dark 1.88856 1.47807 2.29905 12 h after dark 1.31018 1.16577 1.45459