condition mean min max 4 h after light 0.049866 0.0 0.149598 8 h after light 0.092623 0.0 0.155151 12 h after light 0.20953133333333335 0.101973 0.269355 4 h after dark 0.250608 0.0 0.751824 8 h after dark 0.22977733333333333 0.0 0.564164 12 h after dark 0.091575 0.0 0.148295