Statistics: The international society for optics and photonics (SPIE)
Geo Map
Region
#
AS - Asia, other
90
NA - North America
38
EU - Europe
20
SA - South America
2
AF - Africa
1
Unknown
9
Total
160
Country
#
SG - Singapore
84
US - United States of America
37
RU - Russian Federation
8
HK - Hong Kong
5
DE - Germany
3
IE - Ireland
3
BR - Brazil
2
CN - China
1
DK - Denmark
1
FI - Finland
1
other - Other Country
15
Total
160
City
#
Singapore
8
Hong Kong
5
Chandler
4
Moscow
4
Santa Clara
4
Dublin
3
Frankfurt am Main
2
Prineville
2
Balneário Camboriú
1
Helsinki
1
other
126
Total
160
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Tot
2022
0 0
0 0 0 0
0 0 1 1
1 1
4
2023
0 2
0 2 1 1
0 2 0 0
1 0
9
2024
9 1
0 1 0 3
2 9 5 2
0 1
33
2025
0 2
1 8 69 12
3 0 11 2
6 0
114
Ever
160
Geo Map
| Region | # |
|---|---|
| AS - Asia, other | 90 |
| NA - North America | 38 |
| EU - Europe | 20 |
| SA - South America | 2 |
| AF - Africa | 1 |
| Unknown | 9 |
| Total | 160 |
| Country | # |
|---|---|
| SG - Singapore | 84 |
| US - United States of America | 37 |
| RU - Russian Federation | 8 |
| HK - Hong Kong | 5 |
| DE - Germany | 3 |
| IE - Ireland | 3 |
| BR - Brazil | 2 |
| CN - China | 1 |
| DK - Denmark | 1 |
| FI - Finland | 1 |
| other - Other Country | 15 |
| Total | 160 |
| City | # |
|---|---|
| Singapore | 8 |
| Hong Kong | 5 |
| Chandler | 4 |
| Moscow | 4 |
| Santa Clara | 4 |
| Dublin | 3 |
| Frankfurt am Main | 2 |
| Prineville | 2 |
| Balneário Camboriú | 1 |
| Helsinki | 1 |
| other | 126 |
| Total | 160 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Tot | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 4 |
| 2023 | 0 | 2 | 0 | 2 | 1 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 9 |
| 2024 | 9 | 1 | 0 | 1 | 0 | 3 | 2 | 9 | 5 | 2 | 0 | 1 | 33 |
| 2025 | 0 | 2 | 1 | 8 | 69 | 12 | 3 | 0 | 11 | 2 | 6 | 0 | 114 |
| Ever | 160 | ||||||||||||