condition mean min max 2 h after light 0.01467575 0.0 0.0880545 6 h after light 0.0 0.0 0.0 10 h after light 0.01420205 0.0 0.0852123 14 h after light 0.0256767 0.0 0.0818187 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0