condition mean min max 3 h after light 0.6348786666666666 0.480191 0.77528 6 h after light 0.5190933333333334 0.362894 0.766171 9 h after light 1.0227620000000002 0.956716 1.10678 12 h after light 2.097906 0.581258 3.18055 3 h after dark 2.14123 1.56525 2.94198 6 h after dark 1.342906 0.701178 2.1997 9 h after dark 1.4202483333333333 0.450935 2.15344 12 h after dark 0.6854589999999999 0.0 1.47874