condition mean min max 3 h after light 0.23557466666666668 0.0 0.706724 6 h after light 0.144695 0.0 0.434085 9 h after light 0.13970566666666667 0.0 0.419117 12 h after light 0.0 0.0 0.0 3 h after dark 0.17707499999999998 0.0 0.531225 6 h after dark 0.32940433333333335 0.0 0.52929 9 h after dark 0.5826856666666667 0.0 0.967564 12 h after dark 0.6726479999999999 0.526067 0.819229