condition mean min max 4 h after light 110.9529275 79.969788 141.936067 8 h after light 156.825473 149.351036 164.29991 12 h after light 157.860596 154.831069 160.890123 4 h after dark 195.33023550000001 186.891791 203.76868 8 h after dark 184.827627 178.693595 190.961659 12 h after dark 141.770518 141.770518 141.770518