Query parameters
Query: -
Query filters: format:"Electronic", full_text_str_mv:"online"
Results count: 33836
Too many results found. Only first 25 000 records are displayed in charts. To get more data click 'Data export'.
Chart type selection:
Publication years:
Publication year |
Count |
1996 |
2 |
1997 |
18 |
1998 |
16 |
1999 |
33 |
2000 |
28 |
2001 |
59 |
2002 |
35 |
2003 |
36 |
2004 |
86 |
2005 |
159 |
2006 |
224 |
2007 |
270 |
2008 |
566 |
2009 |
685 |
2010 |
901 |
2011 |
1062 |
2012 |
1483 |
2013 |
1297 |
2014 |
1399 |
2015 |
1409 |
2016 |
1641 |
2017 |
1640 |
2018 |
1921 |
2019 |
2057 |
2020 |
2374 |
2021 |
2133 |
2022 |
1930 |
2023 |
1441 |
2024 |
95 |