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Table 1 Countries of the k-core layers obtained by in- (transgressor) and out- (detector) degree decompositions, respectively

From: Worldwide food recall patterns over an eleven month period: A country perspective

Layera In-coreness Out-coreness
  Countries N Countries N
Zero LUX ISL 2 CHN THA IND TUR NGR IRI RSA INA EGY CHI UKR MAS PER MEX SYR RUS MYA ARG DOM KSA LIB HKG JPN PHI SUI COL KEN BRA GHA SMR TPE CRC VIE SRI ZIM TUN CIV PAR SIN BAN MAR PAK TAN GAM SEN SEY GUI PAN MDA SUR CRO KAZ HAI GEO ANG ALB MOZ ALG URU SLE ARM CAN MKD UGA NAM NCA UZB FIJ ISR BOL AUS OMA JOR ECU JAM MAW SCG ETH NZL MRI SUD GAB MAD BIH PRK MON 86
1st EST MYA KSA MLT SMR ZIM CIV PAR ROM GUI MDA HAI ALB ALG SLE ARM UGA NAM UZB OMA JOR JAM MAW ETH NZL SUD MAD BIH PRK MON 30 LAT LUX POR ROM ISL 5
2nd NOR FIN DOM LIB SLO KEN TPE SIN TAN GAM PAN SUR CRO GEO ANG MOZ URU FIJ ISR BOL SCG MRI GAB 23   0
3rd NGR RSA CYP AUT LTU PER MEX JPN SEY KAZ MKD NCA ECU 13 EST POL BUL 3
4th SVK CZE CHI DEN UKR HUN MAS LAT POR BUL SWE COL CRC TUN MAR SEN CAN AUS 18 USA ESP CYP SVK LTU HUN GRE FIN IRL MLT SWE 11
5th USA CHN GBR THA ESP IND FRA TUR ITA IRI INA EGY GER POL BEL NED SYR GRE RUS ARG IRL HKG PHI SUI BRA GHA VIE SRI BAN PAK 30 GBR FRA ITA NOR CZE GER DEN AUT BEL NED SLO 11
  1. a layer 0 represent the most outside layer (the first layer to be 'peeled off') whereas layer 5 is the innermost layer where no further reduction can be made