Opus Siegen
Researcher Profile Statistics: Heftrich, Frank
Geo Map
Region
#
EU - Europe
1869
NA - North America
95
AS - Asia, other
44
AF - Africa
5
SA - South America
2
OC - Oceania
1
Unknown
10
Total
2026
Country
#
DE - Germany
1488
AT - Austria
125
US - United States of America
94
RU - Russian Federation
54
CZ - Czech Republic
53
CH - Switzerland
51
UA - Ukraine
19
FI - Finland
15
NL - Netherlands
13
CN - China
12
other - Other Country
102
Total
2026
City
#
Stuttgart
99
Munich
81
Berlin
67
Frankfurt am Main
52
Hamburg
48
Ashburn
33
Cologne
31
Vienna
29
Salzburg
28
Düsseldorf
26
other
1012
Total
1506
Most downloaded files
#
ID: 255 - heftrich.pdf - ITEM:( ubsi/129)
2026
Total
2026
Most bitstream per type viewed
#
ID: all -
2026
ID: other -
0
ID: journal -
0
ID: conference -
0
ID: book -
0
ID: thesis -
2026
ID: selected -
0
Total
4052
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2019
0 0
0 0 0 0
0 0 0 19
15 45
79
2020
25 25
20 25 27 23
33 25 36 38
92 30
399
2021
68 51
50 80 59 35
31 28 28 47
37 55
569
2022
53 56
45 34 50 55
44 23 24 40
35 27
486
2023
41 34
29 23 30 33
52 25 26 19
50 27
389
2024
42 16
17 27 2 0
0 0 0 0
0 0
104
Ever
2026
Geo Map
| Region | # |
|---|---|
| EU - Europe | 1869 |
| NA - North America | 95 |
| AS - Asia, other | 44 |
| AF - Africa | 5 |
| SA - South America | 2 |
| OC - Oceania | 1 |
| Unknown | 10 |
| Total | 2026 |
| Country | # |
|---|---|
| DE - Germany | 1488 |
| AT - Austria | 125 |
| US - United States of America | 94 |
| RU - Russian Federation | 54 |
| CZ - Czech Republic | 53 |
| CH - Switzerland | 51 |
| UA - Ukraine | 19 |
| FI - Finland | 15 |
| NL - Netherlands | 13 |
| CN - China | 12 |
| other - Other Country | 102 |
| Total | 2026 |
| City | # |
|---|---|
| Stuttgart | 99 |
| Munich | 81 |
| Berlin | 67 |
| Frankfurt am Main | 52 |
| Hamburg | 48 |
| Ashburn | 33 |
| Cologne | 31 |
| Vienna | 29 |
| Salzburg | 28 |
| Düsseldorf | 26 |
| other | 1012 |
| Total | 1506 |
| Most downloaded files | # |
|---|---|
| ID: 255 - heftrich.pdf - ITEM:( ubsi/129) | 2026 |
| Total | 2026 |
| Most bitstream per type viewed | # |
|---|---|
| ID: all - | 2026 |
| ID: other - | 0 |
| ID: journal - | 0 |
| ID: conference - | 0 |
| ID: book - | 0 |
| ID: thesis - | 2026 |
| ID: selected - | 0 |
| Total | 4052 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 15 | 45 | 79 |
| 2020 | 25 | 25 | 20 | 25 | 27 | 23 | 33 | 25 | 36 | 38 | 92 | 30 | 399 |
| 2021 | 68 | 51 | 50 | 80 | 59 | 35 | 31 | 28 | 28 | 47 | 37 | 55 | 569 |
| 2022 | 53 | 56 | 45 | 34 | 50 | 55 | 44 | 23 | 24 | 40 | 35 | 27 | 486 |
| 2023 | 41 | 34 | 29 | 23 | 30 | 33 | 52 | 25 | 26 | 19 | 50 | 27 | 389 |
| 2024 | 42 | 16 | 17 | 27 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 104 |
| Ever | 2026 | ||||||||||||