Table 1 Descriptive statistics for X and Y variable sets in Korea
| X variable set (n=166) | Y variable set (n=166) |
| Supply variables | Mean±SD | Processed meat production variables | Mean±SD |
| X1=PDP (tons) | 61,773±7,908 | Y1=PH (tons) | 4,927±711 |
| X2=BSDP (tons) | 28,772±8,759 | Y2=PS (tons) | 4,512±929 |
| X3=IP (tons)1) | 29,037±10,416 | Y3=PB (tons) | 403±199 |
| Y4=PC (tons) | 3,061±1,887 |
| Y5=PMS (tons) | 2,275±339 |
1) Imports of pork are based on custom clearance.
PDP, production of domestic pork; BSDP, beginning stocks of domestic pork; IP, imports of pork; PH, production of ham; PS, production of sausage; PB, production of bacon; PC, production of can ham; PMS, production of mix sausage.