;Northwest;Northeast;Central;South;Islands;p value;total average
L;6.2 ± 1.4;5.4 ± 1.4;5. ± 1.8;4.9 ± 1.5;5.8 ± 1.5;ns;5.4 ± 1.6
T;4.8 ± 1.3(a);5.4 ± 0.9(a);6.3 ± 1.9(ab);6.1 ± 1.5(ab);6.7 ± 1.2(bc);0.032;6.3 ± 1.5
C;5.2 ± 1.09(a);4.5 ± 0.2(a);4.5 ± 1(ab);4.2 ± 0.5(b);3.5 ± 0.7(b);<0.001;4.0 ± 1.0
H;5.2 ± 1.3;4.6 ± 1.4;4.9 ± 1.6;4.7 ± 1.3;4.1 ± 1.5;ns;4.4 ± 1.5
R;7 ± 0.8(a);6.4 ± 1.4(a);5.5 ± 1.8(ab);5.4 ± 1.7(b);4.6 ± 1.2(c);0.006;5.1 ± 1.6
N;6 ± 2(a);5.2 ± 1.5(a);4.4 ± 1.9(ab);4.6 ± 1.6(b);3.7 ± 1.6(c);0.009;4.2 ± 1.8Ê