condition mean min max 2 h after light 102.57341666666667 38.4913 204.589 6 h after light 150.16255 56.7155 355.001 10 h after light 141.59153333333333 53.5847 259.463 14 h after light 197.71325 48.9977 526.014 18 h after light 141.31505 50.6881 363.209 2 h after dark 109.97528833333334 6.85393 333.558