Table 3. The values of skewness and kurtosis.

	A1	A2	A3	B1	B2	B3	B4	B5	C1	C2	C3	C4
Skewness	0.393	-0.515	-0.434	-0.450	-0.384	-0.492	-0.581	-0.465	-0.529	-0.688	-0.455	-0.488
Kurtosis	0.863	0.563	0.507	-0.752	-0.820	-0.556	-0.471	-0.486	-0.563	-0.095	-0.725	-0.502
	D1	D2	D3	D4	E1	E2	E3	E4	E5	F1	F2	F3
Skewness	-0.401	-0.451	-0.439	-0.401	-0.464	-0.495	-0.477	-0.493	-0.455	-0.531	-0.578	-0.564
Kurtosis	-0.723	-0.461	-0.633	-0.623	-0.484	-0.615	-0.656	-0.334	-0.761	-0.622	-0.573	-0.498
	G1	G2	G3	G4	G5	H1	H2
Skewness	-0.427	-0.400	-0.459	-0.472	-0.261	-0.468	-0.059
Kurtosis	-0.583	-0.776	-0.681	-0.566	-0.702	-0.614	-0.921