| Sample No. | Geographical regions | Harvest times | Similarity value |
| 1 | Shuicheng, Guizhou, China | June 2007 | 0.998 |
| 2 | Xingyi, Guizhou, China | July 2007 | 0.983 |
| 3 | Weining, Guizhou, China | July 2007 | 0.992 |
| 4 | Shuicheng, Guizhou, China | July 2008 | 0.995 |
| 5 | Shuicheng, Guizhou, China | June 2010 | 0.983 |
| 6 | Kunming, Yunnan, China | June 2007 | 0.958 |
| 7 | Xuanwei, Yunnan, China | July 2008 | 0.996 |
| 8 | Dali, Yunnan, China | June 2010 | 0.974 |
| 9 | Jianchuan, Yunnan, China | June 2010 | 0.995 |
| 10 | Heqing, Yunnan, China | June 2010 | 0.993 |