condition mean min max 4 h after light 0.110272 0.0 0.330816 8 h after light 0.165186 0.0 0.364963 12 h after light 0.1320795 0.0 0.296405 4 h after dark 0.080293 0.0 0.240879 8 h after dark 0.16969233333333333 0.11037 0.276164 12 h after dark 0.09106466666666667 0.0 0.273194