condition mean min max 4 h after light 402.07687999999996 315.986495 488.167265 8 h after light 336.20626200000004 323.334313 349.078211 12 h after light 360.46004800000003 282.095837 438.824259 4 h after dark 275.9874885 227.608781 324.366196 8 h after dark 241.5383955 188.369705 294.707086 12 h after dark 380.607603 380.607603 380.607603