Researcher Profile Statistics: Yunfeng, Zhang

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Geo Map
Region #
EU - Europe 21
AS - Asia, other 5
NA - North America 1
Unknown 1
Total 28
Country #
DE - Germany 12
FI - Finland 6
SG - Singapore 4
FR - France 2
HK - Hong Kong 1
PT - Portugal 1
US - United States of America 1
Unknown 1
Total 28
City #
Porto 1
Unknown 27
Total 28


Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot
2018 00 0000 1000 00 1
2019 10 0010 0030 41 10
2020 30 3413 0300 00 17
Ever 28