---
title: "Orirock Concentration Drop Rates (CN server)"
description: "Orirock Concentration drop rates on the CN server: 16-16 6.10% (38,114 samples), 11-18 5.66% (170,980), 15-17 5.65% (49,017); 15 stages in total. Updated 2026-10-23. Crowdsourced Arknights drop data by Penguin Statistics."
lang: en
server: CN
item_id: "30014"
as_of: 2026-10-23T14:31:59Z
time_zone: UTC+8
rows: 15
rows_total: 15
canonical: "https://penguin-stats.io/en/result/cn/item/30014"
api: "https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=CN&itemFilter=30014&show_closed_zones=true"
license: CC BY-NC 4.0
license_url: https://creativecommons.org/licenses/by-nc/4.0/
attribution: "Data: Penguin Statistics (penguin-stats.io), CC BY-NC 4.0"
---

# Orirock Concentration Drop Rates (CN server)

Server: **CN server** · [US server](https://penguin-stats.io/en/result/us/item/30014.md) · [JP server](https://penguin-stats.io/en/result/jp/item/30014.md) · [KR server](https://penguin-stats.io/en/result/kr/item/30014.md)

Drops of Orirock Concentration by stage on the CN server, by percentage, highest first: 15 of 15 stages

| Stage | ID | Loots | Samples | Percentage | Sanity Required Per Item | Sanity | Time Range |
| --- | --- | ---: | ---: | ---: | ---: | ---: | --- |
| [16-16](https://penguin-stats.io/en/result/cn/stage/main_16/main_16-15.md) Episode 16 | `main_16-15` | 2325 | 38114 | 6.10% | 393.44 | 24 | 2025-10-09 until now |
| [11-18](https://penguin-stats.io/en/result/cn/stage/main_11/main_11-16.md) Episode 11 (Standard) | `main_11-16` | 9669 | 170980 | 5.66% | 371.35 | 21 | 2022-10-11 until now |
| [15-17](https://penguin-stats.io/en/result/cn/stage/main_15/main_15-15.md) Episode 15 | `main_15-15` | 2769 | 49017 | 5.65% | 371.75 | 21 | 2025-04-21 until now |
| [13-3](https://penguin-stats.io/en/result/cn/stage/main_13_tough/tough_13-02.md) Episode 13 (Tough) | `tough_13-02` | 8049 | 143918 | 5.59% | 375.47 | 21 | 2023-10-08 until now |
| [12-15](https://penguin-stats.io/en/result/cn/stage/main_12_tough/tough_12-13.md) Episode 12 (Tough) | `tough_12-13` | 13077 | 233904 | 5.59% | 375.60 | 21 | 2023-04-06 until now |
| [11-18](https://penguin-stats.io/en/result/cn/stage/main_11_tough/tough_11-16.md) Episode 11 (Tough) | `tough_11-16` | 7251 | 131000 | 5.54% | 379.40 | 21 | 2022-10-11 until now |
| [13-3](https://penguin-stats.io/en/result/cn/stage/main_13/main_13-02.md) Episode 13 (Standard) | `main_13-02` | 2499 | 45634 | 5.48% | 383.49 | 21 | 2023-10-08 until now |
| [12-15](https://penguin-stats.io/en/result/cn/stage/main_12/main_12-13.md) Episode 12 (Standard) | `main_12-13` | 4505 | 82626 | 5.45% | 385.18 | 21 | 2023-04-06 until now |
| [IW-7](https://penguin-stats.io/en/result/cn/stage/permanent_sidestory_12_zone1/act15side_07_perm.md) Invitation to Wine - Side Story | `act15side_07_perm` | 1876 | 36658 | 5.12% | 410.32 | 21 | 2023-01-15 until now |
| [4-6](https://penguin-stats.io/en/result/cn/stage/main_4/main_04-06.md) Episode 4 | `main_04-06` | 12852 | 259541 | 4.95% | 363.49 | 18 | 2019-12-24 until now |
| [R8-3](https://penguin-stats.io/en/result/cn/stage/main_8/main_08-03.md) Episode 8 | `main_08-03` | 1517 | 31803 | 4.77% | 377.36 | 18 | 2020-11-01 until now |
| [7-2](https://penguin-stats.io/en/result/cn/stage/main_7/main_07-01.md) Episode 7 | `main_07-01` | 2102 | 46649 | 4.51% | 399.47 | 18 | 2020-05-01 until now |
| [9-13](https://penguin-stats.io/en/result/cn/stage/main_9/main_09-11.md) Episode 9 | `main_09-11` | 3708 | 82786 | 4.48% | 401.88 | 18 | 2021-09-17 until now |
| [WR-10](https://penguin-stats.io/en/result/cn/stage/permanent_sidestory_8_zone1/act16d5_10_perm.md) Who Is Real - Side Story | `act16d5_10_perm` | 279 | 6270 | 4.45% | 404.49 | 18 | 2022-01-24 until now |
| [DH-7](https://penguin-stats.io/en/result/cn/stage/permanent_sidestory_9_zone1/act12side_07_perm.md) Dossoles Holiday - Side Story | `act12side_07_perm` | 206 | 6107 | 3.37% | 533.65 | 18 | 2022-08-09 until now |

Samples: runs of the stage reported in the time range. Loots: total number of the item dropped in those runs. Percentage = Loots ÷ Samples, the expected number dropped per run, which can exceed 100%. Sanity Required Per Item = Sanity ÷ Percentage. Time Range: since the drop table of the stage last changed.

Updated 2026-10-23 22:31 (UTC+8). [Full data (JSON)](https://penguin-stats.io/PenguinStats/api/v2/result/matrix?server=CN&itemFilter=30014&show_closed_zones=true). License: [CC BY-NC 4.0](https://creativecommons.org/licenses/by-nc/4.0/)

## Related Items

- [Orirock Cluster](https://penguin-stats.io/en/result/cn/item/30013.md) `30013`
- [Orirock Cube](https://penguin-stats.io/en/result/cn/item/30012.md) `30012`
- [Orirock](https://penguin-stats.io/en/result/cn/item/30011.md) `30011`