condition mean min max 0 h after light 173.26 172.199 174.321 4 h after light 133.046 111.173 154.919 8 h after light 280.905 247.065 314.745 4 h after dark 328.034 279.961 376.107 8 h after dark 228.9245 225.916 231.933 12 h after dark 174.9965 154.213 195.78