condition mean min max 2 h after light 0.0355745 0.0 0.112522 6 h after light 0.0 0.0 0.0 10 h after light 0.09883473333333333 0.0 0.295506 14 h after light 0.0363015 0.0 0.217809 18 h after light 0.10259758333333334 0.0 0.226887 2 h after dark 0.038982833333333335 0.0 0.120504