condition mean min max 4 h after light 3049.2166666666667 2788.72 3352.94 8 h after light 2864.587222333333 2556.306667 3268.025 12 h after light 2967.121111 2430.253333 3310.516667 1.5 h after dark 3165.67 2870.146667 3367.64 5.5 h after dark 3557.9755553333334 3291.033333 3997.453333 9.5 h after dark 3566.1444443333335 3213.763333 4056.07