condition mean min max 0 h after light 0.0603375 0.0 0.120675 2 h after light 0.02807385 0.0 0.0561477 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0288512 0.0 0.0577024 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0