condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0178595 0.0 0.107157 14 h after light 0.010568766666666667 0.0 0.0634126 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0