Table 8. The result of cross correlation of components of interest on the national forest trail by age (visitor).

Age	19-29		30-39		40-49		50-59		60-64		65 older		Total
Interest	Freq.	%	Freq.	%	Freq.	%	Freq.	%	Freq.	%	Freq.	%	Freq.	%
Scenery	61	18.5	79	17.4	99	19.5	142	20.3	64	22.7	20	15.5	465	19.4
Mountain	28	8.5	34	7.5	38	7.5	59	8.4	26	9.2	11	8.5	196	8.2
Wild flower	23	7.0	31	6.8	26	5.1	39	5.6	20	7.1	7	5.4	146	6.1
Difficulty	16	4.8	18	4.0	28	5.5	43	6.2	15	5.3	10	7.8	130	5.4
Strange rock formation	9	2.7	19	4.2	32	6.3	48	6.9	13	4.6	6	4.7	127	5.3
Forest trail walking program	16	4.8	21	4.6	30	5.9	37	5.3	11	3.9	7	5.4	122	5.1
Tree	16	4.8	22	4.9	22	4.3	34	4.9	10	3.5	4	3.1	108	4.5
Forest trail healing program	16	4.8	25	5.5	20	3.9	21	3.0	11	3.9	2	1.6	95	4.0
Tourist destination	12	3.6	12	2.6	18	3.6	24	3.4	11	3.9	9	7.0	86	3.6
Restaurant	7	2.1	18	4.0	20	3.9	16	2.3	12	4.3	7	5.4	80	3.3
Travel time	11	3.3	14	3.1	18	3.6	26	3.7	4	1.4	4	3.1	77	3.2
Rare plant and animal	10	3.0	15	3.3	17	3.4	20	2.9	5	1.8	9	7.0	76	3.2
Length of each section	8	2.4	15	3.3	15	3.0	19	2.7	10	3.5	5	3.9	72	3.0
History and culture related to forest trail	7	2.1	13	2.9	12	2.4	18	2.6	7	2.5	5	3.9	62	2.6
Forest ecology program	8	2.4	13	2.9	12	2.4	16	2.3	8	2.8	0	0.0	57	2.4
Trail map	9	2.7	8	1.8	17	3.4	16	2.3	4	1.4	2	1.6	56	2.3
Facility	8	2.4	6	1.3	13	2.6	15	2.1	7	2.5	1	0.8	50	2.1
History and culture program	5	1.5	11	2.4	7	1.4	12	1.7	7	2.5	2	1.6	44	1.8
Forest meal	8	2.4	6	1.3	10	2.0	5	0.7	9	3.2	4	3.1	42	1.8
Access way	3	0.9	12	2.6	6	1.2	14	2.0	6	2.1	1	0.8	42	1.8
Web map	3	0.9	10	2.2	8	1.6	16	2.3	3	1.1	0	0.0	40	1.7
Animal	9	2.7	6	1.3	7	1.4	8	1.1	1	0.4	3	2.3	34	1.4
Festival and event	5	1.5	7	1.5	7	1.4	6	0.9	4	1.4	4	3.1	33	1.4
Forest trail guide	4	1.2	7	1.5	3	0.6	12	1.7	1	0.4	3	2.3	30	1.3
Easy and clear sign	6	1.8	3	0.7	4	0.8	11	1.6	6	2.1	0	0.0	30	1.3
Type of use	8	2.4	8	1.8	5	1.0	6	0.9	2	0.7	0	0.0	29	1.2
Car park	5	1.5	8	1.8	6	1.2	4	0.6	3	1.1	1	0.8	27	1.1
History of forest trail development	3	0.9	7	1.5	2	0.4	7	1.0	0	0.0	1	0.8	20	0.8
Accommodation	4	1.2	3	0.7	4	0.8	5	0.7	2	0.7	1	0.8	19	0.8
COVID-19 regulation	2	0.6	2	0.4	1	0.2	0	0.0	0	0.0	0	0.0	5	0.2
Total	330	100	453	100	507	100	699	100	282	100	129	100	2400	100