condition mean min max 1 h after light 4.040727015 2.87782869 5.20362534 3 h after light 6.799840972666667 5.1996057 7.781117779 5 h after light 9.411795287666667 7.79454522 11.60587051 7 h after light 8.082637235333333 7.074693037 9.077655598 9 h after light 11.468556926666666 7.322654462000001 18.01953354 11 h after light 19.81091553 17.44402483 23.80913107 13 h after light 16.05900003 12.85782957 21.22162552 15 h after light 13.563958540333333 7.696431961 21.48676575 1 h after dark 8.051515371666667 6.961878712000001 9.43550113 3 h after dark 6.240518853999999 4.612112563999999 7.157892684 5 h after dark 5.315462160333333 4.819297584 6.116512956 7 h after dark 4.48628351 2.5124702269999997 6.2186360789999995