condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07981666666666666 0.0 0.23945 12 h after light 0.027887899999999997 0.0 0.0836637 4 h after dark 0.048899 0.0 0.146697 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0