condition mean min max 4 h after light 2473.103 2342.989 2591.209 8 h after light 3677.758 3609.042 3770.764 12 h after light 2265.924 1812.1670000000001 2701.048 16 h after light 3481.784 3157.7940000000003 4107.593 4 h after dark 3016.6603333333337 2856.695 3226.8940000000002 8 h after dark 2287.0736666666667 1676.7420000000002 2652.008