condition mean min max 4 h after light 154.03357499999998 140.181816 167.885334 8 h after light 175.5580595 156.39641 194.719709 12 h after light 147.8792245 112.400826 183.357623 4 h after dark 134.602404 123.098999 146.105809 8 h after dark 131.7995155 119.136205 144.462826 12 h after dark 110.206361 110.206361 110.206361