condition mean min max 0 h after light 0.2661185 0.0 0.532237 4 h after light 0.271155 0.0 0.54231 8 h after light 0.0 0.0 0.0 4 h after dark 0.130681 0.0 0.261362 8 h after dark 0.132151 0.0 0.264302 12 h after dark 0.0 0.0 0.0