APA archive
Archive by date
All published material, by the date it was captured.
- 2026 65,567 items
- 2025 69,653 items
- 2024 59,187 items
- 2023 130,054 items
- 2022 145,656 items
- 2021 133,281 items
- 2020 68,970 items
- 2019 48,710 items
- 2018 52,842 items
- 2017 35,022 items
- 2016 30,705 items
- 2015 40,257 items
- 2014 42,917 items
- 2013 38,561 items
- 2012 28,829 items
- 2011 25,364 items
- 2010 15,913 items
- 2009 10,561 items
- 2008 3,540 items
- 2007 880 items
- 2006 49 items
- 2005 275 items
- 2004 81 items
- 2003 7 items
- 2002 36 items
- 2000 1,516 items
- 1999 42 items