Table 1 Detection rates of Yersinia, 2007–2019 in Ningxia Hui Autonomous Region, China
Year | Sample size | Positive samples | Positive rate (%) |
|---|---|---|---|
2007 | 539 | 18 | 3.3 |
2008 | 118 | 2 | 1.7 |
2009 | 816 | 39 | 4.8 |
2010 | 660 | 7 | 1.1 |
2011 | 959 | 37 | 3.9 |
2012 | 1327 | 28 | 2.1 |
2013 | 217 | 2 | 0.9 |
2014 | 384 | 29 | 7.6 |
2015 | 578 | 14 | 2.4 |
2016 | 630 | 8 | 1.3 |
2017 | 852 | 20 | 2.4 |
2018 | 899 | 36 | 4.0 |
2019 | 1052 | 30 | 2.9 |