condition mean min max 0 h after light 3.02079 2.46522 3.57636 2 h after light 1.6547775 0.796745 2.51281 4 h after light 0.805694 0.521658 1.08973 8 h after light 1.29305 1.28855 1.29755 12 h after light 0.9335910000000001 0.772372 1.09481 2 h after dark 2.49996 1.80494 3.19498 4 h after dark 2.32897 2.19803 2.45991 8 h after dark 3.559955 3.31703 3.80288 12 h after dark 4.15222 3.2345 5.06994