condition mean min max 4 h after light 0.797115 0.791326 0.802904 8 h after light 1.3471175 0.940565 1.75367 12 h after light 2.59789 2.2729 2.92288 4 h after dark 2.5208066666666666 2.20981 3.03185 8 h after dark 1.6049200000000001 1.07064 2.52041 12 h after dark 0.5301753333333333 0.0 0.961098