condition mean min max 2 h after light 0.3114556666666667 0.0 1.02167 6 h after light 0.09184350000000001 0.0 0.194864 10 h after light 0.11676083333333334 0.0 0.540147 14 h after light 0.101673 0.0 0.217209 18 h after light 0.13203833333333334 0.0 0.311891 2 h after dark 0.112484 0.0 0.306022