condition mean min max 0 h after light 0.0685282 0.0342184 0.102838 4 h after light 0.137207 0.13495 0.139464 8 h after light 0.067708 0.0 0.135416 4 h after dark 0.1851695 0.168698 0.201641 8 h after dark 0.05069335 0.0339849 0.0674018 12 h after dark 0.1010285 0.068345 0.133712