condition mean min max 0 h after light 0.160579 0.128326 0.192832 4 h after light 0.38591549999999997 0.379567 0.392264 8 h after light 1.056585 0.65314 1.46003 4 h after dark 1.42085 1.32334 1.51836 8 h after dark 0.699112 0.442348 0.955876 12 h after dark 0.569712 0.512614 0.62681