condition mean min max 0 h after light 15.35155 14.7858 15.9173 2 h after light 1.330805 1.29096 1.37065 4 h after light 1.285075 1.24047 1.32968 8 h after light 0.559164 0.490315 0.628013 12 h after light 1.2402455 0.544961 1.93553 2 h after dark 3.343 3.26449 3.42151 4 h after dark 5.46804 4.93875 5.99733 8 h after dark 9.26512 8.46034 10.0699 12 h after dark 13.6695 13.4383 13.9007