condition mean min max 4 h after light 4105.3938886666665 3764.183333 4471.183333 8 h after light 3746.4383333333335 3176.695 4870.056667 12 h after light 8455.790001333335 6282.406667 10625.75667 1.5 h after dark 14533.346665666666 6022.696667 20715.93333 5.5 h after dark 12163.417776666665 7198.38 15423.22 9.5 h after dark 6878.3344443333335 4276.673333 9336.62