condition mean min max 3 h after light 2.5613166666666665 2.24519 3.1027 6 h after light 3.67523 3.06673 4.13782 9 h after light 3.744526666666667 3.24724 4.68351 12 h after light 5.205676666666666 3.76608 7.36809 3 h after dark 8.01438 7.5276 8.43675 6 h after dark 9.5292 9.01157 9.90818 9 h after dark 8.469619999999999 7.77765 9.17368 12 h after dark 6.331293333333333 5.94092 6.95514