condition mean min max 2 h after light 1.7202223333333333 0.219751 5.44144 6 h after light 2.4404435 0.844924 6.42192 10 h after light 1.3691345 0.296914 3.19168 14 h after light 1.2844776666666666 0.407247 3.60576 18 h after light 0.9974345 0.0 3.35426 2 h after dark 0.9290138333333333 0.121078 3.11893