Researcher Profile Statistics: Vollenhoven, Gerald
Geo Map
Region
#
NA - North America
17
AS - Asia, other
10
EU - Europe
5
AF - Africa
1
Total
33
Country
#
US - United States of America
11
CN - China
10
CA - Canada
6
FR - France
3
LV - Latvia
1
NL - Netherlands
1
ZA - South Africa
1
Total
33
City
#
Hefei
9
Ottawa
6
Buffalo
2
San Jose
2
Amsterdam
1
Chicago
1
Dallas
1
Lewes
1
Los Angeles
1
Pretoria
1
other
426
Total
451
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2022
0 0
0 0 0 1
9 9 13 6
9 1
48
2023
0 0
0 0 0 0
0 0 1 0
0 1
2
2024
0 2
1 1 1 13
62 157 39 23
1 1
301
2025
3 2
1 16 6 4
1 26 4 19
2 16
100
Ever
451
Geo Map
| Region | # |
|---|---|
| NA - North America | 17 |
| AS - Asia, other | 10 |
| EU - Europe | 5 |
| AF - Africa | 1 |
| Total | 33 |
| Country | # |
|---|---|
| US - United States of America | 11 |
| CN - China | 10 |
| CA - Canada | 6 |
| FR - France | 3 |
| LV - Latvia | 1 |
| NL - Netherlands | 1 |
| ZA - South Africa | 1 |
| Total | 33 |
| City | # |
|---|---|
| Hefei | 9 |
| Ottawa | 6 |
| Buffalo | 2 |
| San Jose | 2 |
| Amsterdam | 1 |
| Chicago | 1 |
| Dallas | 1 |
| Lewes | 1 |
| Los Angeles | 1 |
| Pretoria | 1 |
| other | 426 |
| Total | 451 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 0 | 0 | 0 | 0 | 0 | 1 | 9 | 9 | 13 | 6 | 9 | 1 | 48 |
| 2023 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 2 |
| 2024 | 0 | 2 | 1 | 1 | 1 | 13 | 62 | 157 | 39 | 23 | 1 | 1 | 301 |
| 2025 | 3 | 2 | 1 | 16 | 6 | 4 | 1 | 26 | 4 | 19 | 2 | 16 | 100 |
| Ever | 451 | ||||||||||||