condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.040404 0.0 0.121212 12 h after light 0.024651066666666666 0.0 0.0420867 4 h after dark 0.012705533333333333 0.0 0.0263693 8 h after dark 0.030653200000000002 0.0 0.0528445 12 h after dark 0.02921586666666667 0.0 0.0463423