condition mean min max 3 h after light 318.951125 2.7856 1764.3 7 h after light 204.9853175 2.02843 1198.17 11 h after light 186.09443383333334 0.768446 1015.91 2 h after dark 383.997205 1.09666 2394.23 6 h after dark 224.37030616666667 0.978154 1628.88 10 h after dark 214.12199741666666 0.263029 1492.95