condition mean min max 2 h after light 0.18075845000000001 0.0 0.371535 6 h after light 0.0833403 0.0 0.248505 10 h after light 0.20661266666666667 0.0 0.576363 14 h after light 0.3763999 0.0971804 0.780404 18 h after light 0.30385049999999997 0.0 0.893354 2 h after dark 0.18031916666666667 0.0 0.496176