condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04962215 0.0 0.0992443 12 h after light 0.0321571 0.0 0.0643142 4 h after dark 0.0 0.0 0.0 8 h after dark 0.070688 0.0 0.212064 12 h after dark 0.4338613 0.0 1.25928