condition mean min max 2 h after light 1.3483566666666666 0.0 4.36892 6 h after light 1.6753273333333334 0.0 4.98522 10 h after light 3.7802903333333333 0.471882 10.7364 14 h after light 5.45513 0.48738 17.261 18 h after light 4.083076 0.508929 16.8599 2 h after dark 1.0475195 0.0 4.56211