Youdao Annual Research and Development Expenses (Millions of US $)
2024	$74
2023	$105
2022	$117
2021	$95
2020	$65
2019	$40
2018	$27

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Youdao Quarterly Research and Development Expenses (Millions of US $)
2025-03-31	$16
2024-12-31	$16
2024-09-30	$17
2024-06-30	$21
2024-03-31	$20
2023-12-31	$24
2023-09-30	$26
2023-06-30	$28
2023-03-31	$27
2022-12-31	$23
2022-09-30	$30
2022-06-30	$31
2022-03-31	$32
2021-12-31	$14
2021-09-30	$30
2021-06-30	$28
2021-03-31	$24
2020-12-31	$22
2020-09-30	$18
2020-06-30	$13
2020-03-31	$12
2019-09-30	$10
2018-12-31