condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.037581333333333335 0.0 0.112744 4 h after dark 0.0 0.0 0.0 8 h after dark 0.05197966666666667 0.0 0.155939 12 h after dark 0.0 0.0 0.0