{
  "checkpoints": [
    "Event is collecting before it is marked.",
    "Event appears under the Key events tab in Admin, then Data display, then Events.",
    "Standard reports show the key event after up to 24 hours."
  ],
  "counting_method": "once_per_event",
  "event": "purchase",
  "figures": {
    "Attribution update window": "Up to 7 days",
    "Counted after 7 days": "101",
    "Counted in standard reports at 48 hours": "96",
    "Late additions as a share of the day-2 count": "5.21%",
    "Late attribution additions": "5",
    "Purchases made on Monday": "101",
    "Standard report processing time": "24 to 48 hours"
  },
  "guide": "key-event-reporting-lag",
  "key_event": true,
  "source": "Google Analytics Help, read 11 November 2026; figures recomputed in Python 3"
}