condition mean min max 4 h after light 2.425e-05 0.0 4.85e-05 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.27101366666666665 0.0 0.813041 12 h after dark 0.0 0.0 0.0