annotations/release_summary.json

{
  "num_audio_clips": 4200,
  "num_prompts": 451,
  "num_systems": 24,
  "num_ratings": 25200,
  "unique_raters_by_type": {
    "non_expert": 9,
    "expert": 3
  },
  "rater_rows_by_type": {
    "non_expert": 12600,
    "expert": 12600
  },
  "total_audio_seconds": 42164.309,
  "total_audio_hours": 11.712
}