Table 3. Subjective priority of traceable information preferred by consumers in the case of vegetables.

Rank	Object names	Best	Worst	Best-worst score	Standard score
1	2 pesticide/veterinary use	279	23	256	0.5020
2	1 picking/slaughtering date	230	19	211	0.4137
3	3 fertilizer/feed use	171	21	150	0.2941
4	9 environmental information of the origin	176	37	139	0.2725
5	11 traceable tag certification information	79	65	14	0.0275
6	4 history of illness and taking protective measures	39	51	-12	-0.0235
7	5 processing information	47	96	-49	-0.0961
8	10 producers’ information	40	184	-144	-0.2824
9	6 packaging information	30	188	-158	-0.3098
10	7 transportation information	17	208	-191	-0.3745
11	8 retail information	14	230	-216	-0.4235
	Sum	1122	1122	0	0

Frequency counts and Standardized Score (n = 102).