condition mean min max 0 h after light 0.1871855 0.187019 0.187352 4 h after light 0.925034 0.190558 1.65951 8 h after light 0.7454535 0.380747 1.11016 4 h after dark 1.0123955 0.918381 1.10641 8 h after dark 0.646218 0.371485 0.920951 12 h after dark 1.19568 0.74707 1.64429