condition mean min max 3 h after light 0.061664866666666665 0.0 0.0958937 6 h after light 0.0 0.0 0.0 9 h after light 0.018956333333333335 0.0 0.056869 12 h after light 0.02797325 0.0 0.111893 3 h after dark 0.0961064 0.0 0.216242 6 h after dark 0.0239394 0.0 0.0718182 9 h after dark 0.0 0.0 0.0 12 h after dark 0.02778985 0.0 0.0555797