condition mean min max 4 h after light 0.06012715 0.0350853 0.085169 8 h after light 0.0248192 0.0 0.0496384 12 h after light 0.02914345 0.0 0.0582869 4 h after dark 0.00023607166666666666 0.0 0.000708215 8 h after dark 0.10825853333333332 0.0104976 0.20339 12 h after dark 0.04547353333333333 0.0 0.0717679