condition mean min max 0 h after light 9.40115 8.3311 10.4712 2 h after light 4.37378 3.80154 4.94602 4 h after light 3.733165 3.67702 3.78931 8 h after light 3.84307 3.28837 4.39777 12 h after light 5.431185 4.86271 5.99966 2 h after dark 5.874639999999999 5.79284 5.95644 4 h after dark 6.915235 5.89016 7.94031 8 h after dark 9.92545 9.1312 10.7197 12 h after dark 10.755600000000001 10.4062 11.105