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Table 9 Temporal development in AMR for ampicillin

From: Phenotypic antimicrobial resistance in Escherichia coli strains isolated from swine husbandries in North Western Germany – temporal patterns in samples from laboratory practice from 2006 to 2017

 Number of isolates with MIC values (mg/ml) of…SIR
0.250.51248163264nMIC 50MIC 90n%n%n%
Year
 2006.215461321123031064647825.1610.3223174.52
 2007..755294.428238164649524.93..28675.07
 2008..2503071.21930964648928.8010.3221970.87
 2009..4283361119727064647126.3010.3719873.33
 2010..532301.120127064646825.19..20274.81
 2011..103313.1.20926664645621.0510.3820978.57
 2012..1352741219126164646725.6710.3819373.95
 2013..219425.122729664646822.97..22877.03
 20141.4232231314920664645325.7310.4915273.79
 2015..1172421.14919464644422.6810.5214976.80
 2016..2271931111416764645130.5410.6011568.86
 2017...25161.18112464644233.87..8266.13
Total12533902983881522493054646478225.6180.26226474.13