[
  {
    "backend": "setuptools",
    "Jun-Nov 2025": 165,
    "Mar-Oct 2026": 335
  },
  {
    "backend": "hatchling",
    "Jun-Nov 2025": 80,
    "Mar-Oct 2026": 310
  },
  {
    "backend": "uv_build",
    "Jun-Nov 2025": 15,
    "Mar-Oct 2026": 35
  },
  {
    "backend": "poetry-core",
    "Jun-Nov 2025": 35,
    "Mar-Oct 2026": 15
  },
  {
    "backend": "setup.py, no backend",
    "Jun-Nov 2025": 90,
    "Mar-Oct 2026": 40
  },
  {
    "backend": "something else",
    "Jun-Nov 2025": 15,
    "Mar-Oct 2026": 35
  }
]