condition mean min max 4 h after light 0.3820965 0.334698 0.429495 8 h after light 0.09362685000000001 0.0643987 0.122855 12 h after light 0.0113159 0.0 0.0226318 4 h after dark 0.0103557 0.0 0.0310671 8 h after dark 0.0401959 0.0280186 0.0574112 12 h after dark 0.05090716666666666 0.0 0.0782213