Table 1. Basic statistics. Unit: people, thousand won

Natural recreation forest(DMU)	Input factor			Output factor		Number of locations
	Labor costs	Taxes and other expenses	Management personnel	Income	Visitors
2019 average(pre-COVID-19)
National	300,406	256,043	98	436,491	174,742	44
Public	334,522	185,390	137	394,805	39,806	105
Incheon	890,250	246,448	252	904,356	47,350	1
Daejeon	692,589	326,047	214	330,983	25,475	2
Gyeonggi	332,054	315,239	156	461,967	49,499	9
Gangwon	250,607	204,621	91	303,393	24,948	13
Chungbuk	244,588	149,024	123	406,716	40,197	17
Chungnam	223,659	125,773	119	439,233	74,448	12
Jeonbuk	93,194	98,021	113	250,734	23,154	9
Jeonnam	221,042	132,123	114	284,425	27,338	12
Gyeongbuk	228,707	139,500	118	265,641	21,574	18
Gyeonnam	196,571	95,453	86	271,364	33,654	10
Jeju	306,478	207,042	118	424,046	70,230	2
Private	110,656	286,764	73	389,169	20,661	23
Mean	314,677	198,623	129	397,578	48,713
2020 average(post-COVID-19)
National	316,819	253,179	178	240,767	56,656	43
Public	275,624	164,499	137	186,210	35,904	108
Incheon	466,000	240,000	166	148,268	14,157	1
Daejeon	329,012	114,322	234	56,154	4,496	2
Gyeonggi	339,660	251,581	169	273,279	43,228	10
Gangwon	248,181	262,828	79	199,047	26,026	13
Chungbuk	260,233	125,427	134	227,291	30,519	17
Chungnam	233,534	121,007	155	200,470	50,710	12
Jeonbuk	129,228	114,191	75	166,518	23,065	8
Jeonnam	217,241	114,576	137	121,583	16,993	13
Gyeongbuk	203,225	131,963	93	153,534	33,389	19
Gyeonnam	234,619	88,055	101	168,715	35,721	11
Jeju	370,933	245,539	169	333,448	116,637	2
Private	107,300	123,378	43	175,500	18,204	21
Mean	265,845	168,157	133	189,583	36,139