### Added
+- Add Event Loop Utilization (ELU) statistics to worker tasks usage.
+
+### Changed
+
+- Compute statistics at the worker level only if needed.
+- Add `worker-threads` options to thread pool options.
+
+### Fixed
+
+- Make the `LEAST_BUSY` strategy only relies on task runtime.
+
+## [2.5.3] - 2023-06-04
+
+### Changed
+
+- Refine pool information content.
+- Limit pool internals public exposure.
+
+## [2.5.2] - 2023-06-02
+
+### Added
+
- Add `taskError` pool event for task execution error.
- Add pool information `info` property to pool.
- Emit pool information on `busy` and `full` pool events.