Table 2. Descriptive statistics of the analyzed firms

Variable	Mean	Median	Min.	Max.	SD	Kurtosis	Skewness	Missing
Business tenure (years)	4.015	2	1	25	4.66	3.30	1.91	2
Production volume (tons)	804.88	238.03	0.01	28,236	2,049	104.26	8.99	125
Revenue (KRW 100 million)	550.5	16.69	0.01	16,499	9,005	331.83	18.24	150
Workforce (persons)	18.05	13	1	282	26.69	42.76	5.74	94

Source: Compiled by the authors from the production performance reports of the Ministry of Food and Drug Safety, 2017–2022.