condition mean min max 0 h after light 0.0401173 0.0 0.0802346 2 h after light 0.04503995 0.0 0.0900799 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0902455 0.0 0.180491 12 h after dark 0.04282305 0.0 0.0856461