condition mean min max 0 h after light 0.355734 0.0 0.711468 2 h after light 0.0 0.0 0.0 4 h after light 0.6974 0.0 1.3948 8 h after light 0.0 0.0 0.0 12 h after light 0.81213 0.0 1.62426 2 h after dark 1.1306485 0.796367 1.46493 4 h after dark 1.064515 0.0 2.12903 8 h after dark 0.4001185 0.0 0.800237 12 h after dark 0.394543 0.0 0.789086