condition mean min max 0 h after light 3.28934 2.55496 4.02372 4 h after light 5.65039 3.48476 7.81602 8 h after light 6.0457 5.10168 6.98972 4 h after dark 7.021215 2.90703 11.1354 8 h after dark 6.238004999999999 5.66524 6.81077 12 h after dark 4.736125 3.11042 6.36183