Table 2.

Descriptive statistics of four variables

No	Variables	Min	Max	Mean	S.D
1	Playing Time (seconds)	934	3830	1632.12	732.35
2	Active Playing Time (seconds)	326	2832	1221.18	823.36
3	Played Amount (seconds)	813	943	912.31	48.22
4	Actively Played Amount (seconds)	259	932	832.83	201.83