condition mean min max 2 h after light 1.0913883333333334 0.0 4.60041 6 h after light 1.3883883333333333 0.0 4.61556 10 h after light 0.0 0.0 0.0 14 h after light 0.83353 0.0 3.19622 18 h after light 0.8279650000000001 0.0 2.13398 2 h after dark 0.8697316666666667 0.0 3.07187