condition mean min max 1 h after light 7.4450803655 6.749323972000001 8.140836758999999 3 h after light 8.094926888333333 6.349128628 9.503097917 5 h after light 8.655767935333333 7.339092401 10.21710855 7 h after light 7.9147553 7.3524642270000005 8.22571452 9 h after light 10.098393967666667 8.818056873 11.92673236 11 h after light 10.484593157 9.720676641 11.5611549 13 h after light 11.109812150666666 9.262413582 13.75845027 15 h after light 11.46019389 9.232066 14.44059268 1 h after dark 11.470845468 9.545189702 14.98688759 3 h after dark 11.383610326666666 10.54790282 11.8433214 5 h after dark 10.182106593666667 9.738642481 10.66483836 7 h after dark 8.376664892333334 7.31621786 9.240901912