Researcher Profile Statistics: Heymann, David L
Geo Map
Region
#
AS - Asia, other
10
EU - Europe
1
Unknown
1919
Total
1930
Country
#
CN - China
10
RU - Russian Federation
1
Unknown
1919
Total
1930
City
#
Shenzhen
1
Xiangfan
1
Zibo
1
Unknown
1927
Total
1930
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2020
0 0
0 0 0 0
0 0 0 0
1 0
1
2021
0 0
0 1 0 0
17 28 31 21
28 1
127
2022
0 1
0 0 0 1
605 2 28 2
6 43
688
2023
1 14
42 1 6 7
8 9 2 10
6 7
113
2024
14 42
11 1 2 89
218 188 77 103
1 5
751
2025
8 19
21 92 1 84
14 0 0 0
0 0
239
Ever
1930
Geo Map
| Region | # |
|---|---|
| AS - Asia, other | 10 |
| EU - Europe | 1 |
| Unknown | 1919 |
| Total | 1930 |
| Country | # |
|---|---|
| CN - China | 10 |
| RU - Russian Federation | 1 |
| Unknown | 1919 |
| Total | 1930 |
| City | # |
|---|---|
| Shenzhen | 1 |
| Xiangfan | 1 |
| Zibo | 1 |
| Unknown | 1927 |
| Total | 1930 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
| 2021 | 0 | 0 | 0 | 1 | 0 | 0 | 17 | 28 | 31 | 21 | 28 | 1 | 127 |
| 2022 | 0 | 1 | 0 | 0 | 0 | 1 | 605 | 2 | 28 | 2 | 6 | 43 | 688 |
| 2023 | 1 | 14 | 42 | 1 | 6 | 7 | 8 | 9 | 2 | 10 | 6 | 7 | 113 |
| 2024 | 14 | 42 | 11 | 1 | 2 | 89 | 218 | 188 | 77 | 103 | 1 | 5 | 751 |
| 2025 | 8 | 19 | 21 | 92 | 1 | 84 | 14 | 0 | 0 | 0 | 0 | 0 | 239 |
| Ever | 1930 | ||||||||||||