condition mean min max 4 h after light 36.55730333333334 30.80885 43.17712 8 h after light 21.358786666666667 15.64705 25.01435 12 h after light 37.40102 30.227729999999998 44.28212 16 h after light 83.55151666666666 70.70992 94.73111999999999 4 h after dark 119.59506666666667 96.2551 145.6727 8 h after dark 66.97742333333333 51.16048 88.29269000000001