Table 6. Production efficiency results of the 773 pig farmers in the five provinces of Hunan, Zhejiang, Guangdong, Guizhou, and Shanxi.

Efficiency value	Number of samples	Proportion (%)	Cumulative proportion (%)
0.893–0.904	2.00	0	0.00
0.905–0.914	2.00	0	0.01
0.915–0.925	13.00	2%	0.02
0.926–0.936	48.00	6%	0.08
0.937–0.947	118.00	15%	0.24
0.948–0.957	123.00	16%	0.40
0.958–0.968	123.00	16%	0.55
0.967–0.979	138.00	18%	0.73
0.980–0.989	107.00	14%	0.87
0.990–1.000	99.00	13%	1.00
Minimum	0.89
Maximum	1.00
Mean	0.96
SD.	0.02
Sample	773