Statistics: Heterocyclic Communications 21 (13) (2015). 179-185

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Geo Map
Region #
AF - Africa 6
AS - Asia, other 4
EU - Europe 4
NA - North America 2
Unknown 23
Total 39
Country #
CN - China 4
CI - Cote d'Ivoire 3
EG - Egypt 3
FI - Finland 2
US - United States of America 2
AT - Austria 1
DE - Germany 1
Unknown 23
Total 39
City #
Abidjan 3
Al Fayyum 3
Guangzhou 1
Hefei 1
Jacksonville 1
New Berlin 1
Qingdao 1
Vienna 1
Unknown 27
Total 39


Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot
2019 00 0000 4101 01 7
2020 40 1000 0000 00 5
2021 00 0000 0300 01 4
2022 00 0000 0104 12 8
2023 00 0101 0110 05 9
2024 10 0010 0000 00 2
Ever 39