condition mean min max 0 h after light 1.62083 1.4136 1.82806 2 h after light 1.9414 1.59917 2.28363 4 h after light 1.918095 1.69097 2.14522 8 h after light 1.75152 1.70177 1.80127 12 h after light 2.9088149999999997 2.79207 3.02556 2 h after dark 1.775095 1.59044 1.95975 4 h after dark 1.479495 1.21258 1.74641 8 h after dark 2.386695 2.28783 2.48556 12 h after dark 1.927235 1.90311 1.95136