condition mean min max 0 h after light 0.16773949999999999 0.134048 0.201431 4 h after light 0.06718725 0.066082 0.0682925 8 h after light 0.1354945 0.06631 0.204679 4 h after dark 0.296868 0.263305 0.330431 8 h after dark 0.298437 0.264041 0.332833 12 h after dark 0.165148 0.133868 0.196428