An opinion poll was held among the citizens of the Dynastic Oligarchy of Deltaria. The subject of the opinion poll was The confidentiality of letters and correspondence. When asked what their opinions were, the following choices were made:
| Percentage | Choice |
| 28.37% | The confidentiality of letters is inviolable. |
| 28.40% | The confidentiality of letters is inviolable, but the justice dept. can violate it in extreme situations. |
| 21.26% | The confidentiality of letters is inviolable, but the justice dept. can violate the confidentiality of letters with grounded cause. |
| 21.98% | The confidentiality of letters is not inviolable. |