condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.025374166666666666 0.0 0.0761225 12 h after light 0.0603878 0.0 0.146763 4 h after dark 0.060318333333333335 0.0 0.180955 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0