condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.057273 0.0 0.114546 8 h after light 0.0 0.0 0.0 4 h after dark 0.1658325 0.110846 0.220819 8 h after dark 0.2786615 0.110718 0.446605 12 h after dark 0.0561335 0.0 0.112267