condition mean min max 4 h after light 144.99909250000002 116.87123 173.126955 8 h after light 184.25042100000002 180.075997 188.424845 12 h after light 143.881147 130.616672 157.145622 4 h after dark 277.8875045 210.071859 345.70315 8 h after dark 179.2571595 125.138012 233.376307 12 h after dark 88.847545 88.847545 88.847545