Opus Siegen
Researcher Profile Statistics: Lammers, Stefan
Geo Map
Region
#
NA - North America
360
AS - Asia, other
112
EU - Europe
29
Unknown
1
Total
502
Country
#
US - United States of America
358
SG - Singapore
106
DE - Germany
17
IE - Ireland
9
CN - China
6
CA - Canada
2
FI - Finland
1
RU - Russian Federation
1
SE - Sweden
1
Unknown
1
Total
502
City
#
Ashburn
58
Springfield
58
Prineville
45
Singapore
45
Council Bluffs
41
Sandston
38
Boardman
21
Sterling
17
Fort Worth
14
Gallatin
6
other
159
Total
502
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2020
0 0
0 0 1 0
1 0 0 0
0 0
2
2021
0 0
0 1 0 4
6 0 0 1
0 1
13
2022
1 1
0 2 0 0
0 1 1 0
0 2
8
2023
1 1
0 2 2 1
1 0 0 0
3 5
16
2024
13 6
1 1 1 1
187 46 70 9
1 7
343
2025
49 28
31 12 0 0
0 0 0 0
0 0
120
Ever
502
Geo Map
| Region | # |
|---|---|
| NA - North America | 360 |
| AS - Asia, other | 112 |
| EU - Europe | 29 |
| Unknown | 1 |
| Total | 502 |
| Country | # |
|---|---|
| US - United States of America | 358 |
| SG - Singapore | 106 |
| DE - Germany | 17 |
| IE - Ireland | 9 |
| CN - China | 6 |
| CA - Canada | 2 |
| FI - Finland | 1 |
| RU - Russian Federation | 1 |
| SE - Sweden | 1 |
| Unknown | 1 |
| Total | 502 |
| City | # |
|---|---|
| Ashburn | 58 |
| Springfield | 58 |
| Prineville | 45 |
| Singapore | 45 |
| Council Bluffs | 41 |
| Sandston | 38 |
| Boardman | 21 |
| Sterling | 17 |
| Fort Worth | 14 |
| Gallatin | 6 |
| other | 159 |
| Total | 502 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 |
| 2021 | 0 | 0 | 0 | 1 | 0 | 4 | 6 | 0 | 0 | 1 | 0 | 1 | 13 |
| 2022 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 8 |
| 2023 | 1 | 1 | 0 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 3 | 5 | 16 |
| 2024 | 13 | 6 | 1 | 1 | 1 | 1 | 187 | 46 | 70 | 9 | 1 | 7 | 343 |
| 2025 | 49 | 28 | 31 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 120 |
| Ever | 502 | ||||||||||||