db.sbe_perf_latest.aggregate([{ $match: { test: /FindLargeIn.find/ } }, {$project: {_id: 0, signed_percent_change_stable: 1, test: 1, args_str: 1, task: 1}}])
[
  {
    args_str: '{}',
    signed_percent_change_stable: -20.90477867709339,
    task: 'large_indexed_ins',
    test: 'FindLargeIn.find'
  },
  {
    args_str: '{}',
    signed_percent_change_stable: -17.085310204418036,
    task: 'large_indexed_ins',
    test: 'FindLargeIn.find'
  },
  {
    args_str: '{}',
    signed_percent_change_stable: -0.9761954395128356,
    task: 'large_indexed_ins',
    test: 'FindLargeIn.find'
  }
]