condition mean min max 4 h after light 232.595 198.8266667 254.705 8 h after light 206.4138889 187.34 240.445 12 h after light 196.7077778 162.0366667 247.6166667 1.5 h after dark 282.9144444333333 198.9633333 336.3766667 5.5 h after dark 308.86555556666667 280.28 365.35 9.5 h after dark 211.0477778 174.58 239.1766667