condition mean min max 0 h after light 6.695085000000001 6.25469 7.13548 4 h after light 2.88011 1.36322 4.397 8 h after light 3.56799 2.72381 4.41217 4 h after dark 6.58207 6.15619 7.00795 8 h after dark 3.305275 2.65755 3.953 12 h after dark 2.8609400000000003 2.67221 3.04967