| Statistical characteristics Type of fish Industry | Observed number | Theoretical number | Residue | Chi-square | Ddl | Asymptotic Meaning (signification) |
| Canned fish products | 13 | 9.5 | 3.5 | 2.579 | 1 | 0.108 |
| Semi-canned fish products | 6 | 9.5 | -3.5 |
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| Total | 19 |
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