condition mean min max 1 h after light 18.01702967 15.702733300000002 20.33132604 3 h after light 14.22613657 12.50172717 17.518949499999998 5 h after light 13.114290733333334 11.68251534 14.24814582 7 h after light 10.981474733333334 10.58774801 11.65164325 9 h after light 13.535616922333334 9.347011857 19.70674027 11 h after light 13.253632243333334 11.91981063 15.70190736 1 h after dark 10.276322278666667 8.967974466 11.29957395 3 h after dark 12.529890086666667 12.13581661 12.81338409 5 h after dark 14.124761306666667 13.26133245 14.68472601 7 h after dark 14.954830356666665 12.40145836 16.406594899999998 9 h after dark 17.856945583333335 16.00752332 19.35672561 11 h after dark 15.971507536666666 12.58487078 19.08520279