condition mean min max 4 h after light 0.061278 0.0 0.122556 8 h after light 0.0953052 0.0664924 0.124118 12 h after light 0.2620215 0.24254 0.281503 4 h after dark 0.5726015 0.403231 0.741972 8 h after dark 0.22446349999999998 0.159353 0.289574 12 h after dark 0.08738185 0.0440287 0.130735