Table 4: Descriptive statistics of major variables.

VariableMeanMedianMin.Max.Std.

0.14260.0066−1.79967.25980.6992
0.06820.0174−10.26180.3391.5376
0.06300.0119−4.461880.1651.5281
0.44020.1099−8.6546613.8311.439
0.00450.0006−0.60034.06950.0883
0.0000
0.31050.2572−14.5444.67530.4100
0.50170.49970.00717.14400.2905
−0.0347−0.0207−107.3915.6392.0522
0.01100.0019−121.2190.4332.8233
0.04420.0059−6.594453.0801.0288
−0.00040.0250−4.51965.00021.1080
0.0410−0.0005−7.3845130.012.4178
2.21310.00000.00006454.4119.06
0.00650.00000.00001.14380.0442

Note: statistics in the table are of relevant variables, including the mean, median, minimum, maximum, and standard deviation.