下面为东印度公司船队防御内容中关于奖励获取概率。
■ 每10分钟特别防御补偿各道具获得概率介绍
| 关卡 | 炮塔零件 | 概率 | 海盗的藏宝图 [普通] | 海盗的藏宝图 [高级] | 概率 | 宠物训练工具 | 概率 | 航海师邀请券 | 概率 |
| 1 ~ 10 | 9 | 30% | 1 | - | 30% | 5 | 30% | 1 | 10% |
| 11 ~ 20 | 14 | 30% | 1 | - | 30% | 5 | 30% | 1 | 10% |
| 21 ~ 30 | 28 | 30% | 2 | - | 30% | 5 | 30% | 1 | 10% |
| 31 ~ 50 | 65 | 30% | 3 | - | 30% | 10 | 30% | 1 | 10% |
| 51 ~ 70 | 103 | 30% | 4 | - | 30% | 10 | 30% | 1 | 10% |
| 71 ~ 100 | 160 | 30% | 5 | - | 30% | 10 | 30% | 1 | 10% |
| 101 ~ 150 | 254 | 30% | 6 | - | 30% | 15 | 30% | 1 | 10% |
| 151 ~ 180 | 310 | 30% | 7 | - | 30% | 15 | 30% | 1 | 10% |
| 181 ~ 200 | 348 | 30% | 8 | - | 30% | 15 | 30% | 1 | 10% |
| 201 ~ 250 | 442 | 30% | 9 | - | 30% | 20 | 30% | 1 | 10% |
| 251 ~ 300 | 536 | 30% | 10 | - | 30% | 20 | 30% | 1 | 10% |
| 301 ~ 350 | 600 | 30% | - | 2 | 30% | 40 | 30% | 1 | 10% |
| 351 ~ 400 | 600 | 30% | - | 2 | 30% | 40 | 30% | 1 | 10% |
| 401 ~ 450 | 650 | 30% | - | 3 | 30% | 60 | 30% | 1 | 10% |
| 451 ~ 499 | 650 | 30% | - | 3 | 30% | 60 | 30% | 1 | 10% |