condition mean min max 3 h after light 2522.1633333333334 2260.98 2659.56 6 h after light 2150.7 1938.3 2365.8 9 h after light 1420.2 1154.86 1682.06 12 h after light 1340.7849999999999 1077.6 2080.49 3 h after dark 1236.79 1112.62 1331.63 6 h after dark 2274.6666666666665 2250.07 2309.62 9 h after dark 2540.3766666666666 2514.77 2569.37 12 h after dark 2213.825 2199.61 2228.04