{
  "baseline": 0.2,
  "after": 0.28,
  "absolute_percentage_points": 8,
  "relative_growth": 0.40000000000000013,
  "individual_relative_changes": [
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  "mean_individual_relative_change": 0.07500000000000001,
  "improved_units": 2,
  "units": 4,
  "source_word_example": {
    "answer_words": 200,
    "single_source_sentence_words": 40,
    "two_source_sentence_words": 60,
    "allocated_words": 70.0,
    "allocated_share": 0.35
  }
}