Opus Siegen
Researcher Profile Statistics: Pfeifer, Markus
Geo Map
Region
#
NA - North America
127
AS - Asia, other
89
EU - Europe
7
Total
223
Country
#
US - United States of America
127
SG - Singapore
86
DE - Germany
6
CN - China
3
RU - Russian Federation
1
Total
223
City
#
Ashburn
29
Singapore
29
Boardman
22
Des Moines
6
Sterling
4
San Marcos
3
Castrop-Rauxel
2
Recklinghausen
2
Springfield
2
Atlanta
1
other
123
Total
223
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2021
1 0
0 0 0 0
0 0 0 0
0 0
1
2022
0 4
2 0 0 0
0 0 1 0
0 2
9
2023
0 0
0 2 2 0
2 0 1 2
6 22
37
2024
16 0
0 11 16 1
1 9 41 3
1 4
103
2025
5 25
39 2 0 0
0 0 0 0
0 0
71
Ever
223
Geo Map
| Region | # |
|---|---|
| NA - North America | 127 |
| AS - Asia, other | 89 |
| EU - Europe | 7 |
| Total | 223 |
| Country | # |
|---|---|
| US - United States of America | 127 |
| SG - Singapore | 86 |
| DE - Germany | 6 |
| CN - China | 3 |
| RU - Russian Federation | 1 |
| Total | 223 |
| City | # |
|---|---|
| Ashburn | 29 |
| Singapore | 29 |
| Boardman | 22 |
| Des Moines | 6 |
| Sterling | 4 |
| San Marcos | 3 |
| Castrop-Rauxel | 2 |
| Recklinghausen | 2 |
| Springfield | 2 |
| Atlanta | 1 |
| other | 123 |
| Total | 223 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 2022 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 9 |
| 2023 | 0 | 0 | 0 | 2 | 2 | 0 | 2 | 0 | 1 | 2 | 6 | 22 | 37 |
| 2024 | 16 | 0 | 0 | 11 | 16 | 1 | 1 | 9 | 41 | 3 | 1 | 4 | 103 |
| 2025 | 5 | 25 | 39 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 71 |
| Ever | 223 | ||||||||||||