[ { "date": "2013-12-31", "year": 2013, "month": 12, "lastUpdated": "2026-09-07", "interest": 1.25 }, { "date": "2014-12-31", "year": 2014, "month": 12, "lastUpdated": "2026-09-07", "interest": 1.23 }, { "date": "2015-12-31", "year": 2015, "month": 12, "lastUpdated": "2026-09-07", "interest": 1.06 }, { "date": "2016-12-31", "year": 2016, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.92 }, { "date": "2017-12-31", "year": 2017, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.85 }, { "date": "2018-12-31", "year": 2018, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.77 }, { "date": "2019-12-31", "year": 2019, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.71 }, { "date": "2020-12-31", "year": 2020, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.68 }, { "date": "2021-12-31", "year": 2021, "month": 12, "lastUpdated": "2026-09-07", "interest": 0.67 }, { "date": "2022-12-31", "year": 2022, "month": 12, "lastUpdated": "2026-09-07", "interest": 1.65 }, { "date": "2023-12-31", "year": 2023, "month": 12, "lastUpdated": "2026-09-07", "interest": 3.56 }, { "date": "2024-12-31", "year": 2024, "month": 12, "lastUpdated": "2026-09-07", "interest": 3.94 }, { "date": "2025-12-31", "year": 2025, "month": 12, "lastUpdated": "2026-09-07", "interest": 2.76 }, { "date": "2026-06-30", "year": 2026, "month": 6, "lastUpdated": "2026-09-07", "interest": 2.79 } ]