condition mean min max 4 h after light 4.668055 4.13493 5.20118 8 h after light 5.3626249999999995 5.36045 5.3648 12 h after light 7.554675 7.26541 7.84394 4 h after dark 8.98563 8.57703 9.39423 8 h after dark 5.378635 5.37313 5.38414 12 h after dark 5.508395 5.26795 5.74884