condition mean min max 0 h after light 1.521285 0.0 3.04257 2 h after light 0.94377 0.0 1.88754 4 h after light 1.4189755 0.923471 1.91448 8 h after light 1.4575565 0.969243 1.94587 12 h after light 0.537695 0.0 1.07539 2 h after dark 2.0244150000000003 1.9398 2.10903 4 h after dark 2.29794 1.87945 2.71643 8 h after dark 2.1003950000000002 1.02187 3.17892 12 h after dark 2.475605 1.9343 3.01691