{
  "num_queries": 100,
  "num_corpus": 1000,
  "num_qrels": 355,
  "min_positives_per_query": 1,
  "max_positives_per_query": 146,
  "mean_positives_per_query": 3.55,
  "median_positives_per_query": 1.0,
  "positive_count_histogram": {
    "1": 75,
    "2": 8,
    "3": 2,
    "4": 3,
    "5": 4,
    "6": 2,
    "7": 2,
    "8": 1,
    "15": 1,
    "31": 1,
    "146": 1
  }
}