It's not based on a focus group or demographic study of what spiritual seekers want.

The demographic study showed a wide gap between the individuals found in the burial grounds and those discovered around the village.

The 1958 demographic study estimated total losses of 2.225 million persons including post-war losses due to famine and disease.

These petitions are also used by organizations to conduct demographic studies of concerted activity regionally in order to prepare supervisory training in anticipation of organizing.

The work marks the beginning of demographic studies.