condition mean min max 0 h after light 1.0538210000000001 0.703382 1.40426 4 h after light 0.6322975 0.572334 0.692261 8 h after light 0.49227699999999996 0.428835 0.555719 4 h after dark 0.5524815 0.415383 0.68958 8 h after dark 0.069734 0.0 0.139468 12 h after dark 0.90543 0.54873 1.26213