Researcher Profile Statistics: Johnson, David A.
Geo Map
Region
#
NA - North America
136
EU - Europe
116
AS - Asia, other
55
Unknown
745
Total
1052
Country
#
US - United States of America
136
FR - France
108
CN - China
31
SG - Singapore
19
DE - Germany
5
HK - Hong Kong
5
FI - Finland
3
Unknown
745
Total
1052
City
#
Beijing
2
Zhuhai
2
Baoshan
1
Changsha
1
Changzhou
1
Chongqing
1
Foshan
1
Hangzhou
1
Kunming
1
Nantong
1
other
1040
Total
1052
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2020
21 3
1 3 0 20
39 14 8 38
54 3
204
2021
9 7
7 57 2 0
2 1 0 1
1 0
87
2022
0 2
0 0 1 0
0 1 3 3
0 4
14
2023
51 4
8 1 2 15
5 5 0 16
21 17
145
2024
17 26
96 8 53 75
65 67 49 25
18 4
503
2025
19 0
0 0 0 0
0 0 0 0
0 0
19
Ever
1052
Geo Map
| Region | # |
|---|---|
| NA - North America | 136 |
| EU - Europe | 116 |
| AS - Asia, other | 55 |
| Unknown | 745 |
| Total | 1052 |
| Country | # |
|---|---|
| US - United States of America | 136 |
| FR - France | 108 |
| CN - China | 31 |
| SG - Singapore | 19 |
| DE - Germany | 5 |
| HK - Hong Kong | 5 |
| FI - Finland | 3 |
| Unknown | 745 |
| Total | 1052 |
| City | # |
|---|---|
| Beijing | 2 |
| Zhuhai | 2 |
| Baoshan | 1 |
| Changsha | 1 |
| Changzhou | 1 |
| Chongqing | 1 |
| Foshan | 1 |
| Hangzhou | 1 |
| Kunming | 1 |
| Nantong | 1 |
| other | 1040 |
| Total | 1052 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 21 | 3 | 1 | 3 | 0 | 20 | 39 | 14 | 8 | 38 | 54 | 3 | 204 |
| 2021 | 9 | 7 | 7 | 57 | 2 | 0 | 2 | 1 | 0 | 1 | 1 | 0 | 87 |
| 2022 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | 3 | 0 | 4 | 14 |
| 2023 | 51 | 4 | 8 | 1 | 2 | 15 | 5 | 5 | 0 | 16 | 21 | 17 | 145 |
| 2024 | 17 | 26 | 96 | 8 | 53 | 75 | 65 | 67 | 49 | 25 | 18 | 4 | 503 |
| 2025 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 |
| Ever | 1052 | ||||||||||||