**Appendix**

This appendix reports the instantaneous *DGPs* values achieved by the observers' positions depicted on the left column for every room analyzed during a typical summer day (1of June at 10 a.m., middle column) and winter day (1 December at 10 a.m., right column) respectively.

STANDARD CLASSROOM *DGPs = 0.48*

COMPUTER CLASSROOM *DGPs = 0.16*

GYM

*DGPs = 0.24*

 *DGPs = 0.21*
