condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 1.2912586666666668 0.269666 2.37286 9 h after light 0.351898 0.0 0.697663 12 h after light 0.09259620195 0.0 0.370293 3 h after dark 1.0722381 0.0171023 2.23951 6 h after dark 1.0351153333333334 0.0 2.63353 9 h after dark 0.5372141099266666 0.0 1.61164 12 h after dark 0.4715 0.0 0.943