Researcher Profile Statistics: Lehman, Karl E.
Geo Map
Region
#
NA - North America
181
AS - Asia, other
51
EU - Europe
24
OC - Oceania
1
Unknown
1577
Total
1834
Country
#
US - United States of America
181
CN - China
27
SG - Singapore
24
FR - France
12
DE - Germany
5
FI - Finland
3
GB - United Kingdom
2
AU - Australia
1
TR - Turkey
1
UA - Ukraine
1
other - Other Country
1577
Total
1834
City
#
Shenzhen
2
Southend
2
Wenshan City
2
Beijing
1
Chongqing
1
Foshan
1
Ganzhou
1
Mountain View
1
Nantong
1
Quzhou
1
other
1821
Total
1834
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2020
0 0
0 0 0 0
0 0 0 0
0 7
7
2021
1 1
3 1 3 0
1 2 1 18
1 38
70
2022
0 1
0 0 2 0
0 1 4 2
8 42
60
2023
49 10
14 9 6 13
10 19 4 2
10 79
225
2024
16 78
16 10 73 86
95 46 41 22
14 26
523
2025
15 34
18 102 85 83
29 10 67 67
187 7
704
Ever
1834
Geo Map
| Region | # |
|---|---|
| NA - North America | 181 |
| AS - Asia, other | 51 |
| EU - Europe | 24 |
| OC - Oceania | 1 |
| Unknown | 1577 |
| Total | 1834 |
| Country | # |
|---|---|
| US - United States of America | 181 |
| CN - China | 27 |
| SG - Singapore | 24 |
| FR - France | 12 |
| DE - Germany | 5 |
| FI - Finland | 3 |
| GB - United Kingdom | 2 |
| AU - Australia | 1 |
| TR - Turkey | 1 |
| UA - Ukraine | 1 |
| other - Other Country | 1577 |
| Total | 1834 |
| City | # |
|---|---|
| Shenzhen | 2 |
| Southend | 2 |
| Wenshan City | 2 |
| Beijing | 1 |
| Chongqing | 1 |
| Foshan | 1 |
| Ganzhou | 1 |
| Mountain View | 1 |
| Nantong | 1 |
| Quzhou | 1 |
| other | 1821 |
| Total | 1834 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 7 |
| 2021 | 1 | 1 | 3 | 1 | 3 | 0 | 1 | 2 | 1 | 18 | 1 | 38 | 70 |
| 2022 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 4 | 2 | 8 | 42 | 60 |
| 2023 | 49 | 10 | 14 | 9 | 6 | 13 | 10 | 19 | 4 | 2 | 10 | 79 | 225 |
| 2024 | 16 | 78 | 16 | 10 | 73 | 86 | 95 | 46 | 41 | 22 | 14 | 26 | 523 |
| 2025 | 15 | 34 | 18 | 102 | 85 | 83 | 29 | 10 | 67 | 67 | 187 | 7 | 704 |
| Ever | 1834 | ||||||||||||

