Constructions per century, protections per decade, sacred vs secular, emerging vocabulary — computed over the full BIC dataset.
Buildings whose main construction campaign falls in the century (archaeological eras included).
Protection events (declarations and inscriptions) — the history of heritage protection itself.
Religious and funerary domains against all others, by construction century.
Denominations that surge from one century to the next (≤25% of final volume in the previous century, ≥8 buildings).
Denominations that collapse from one century to the next (≤25% of initial volume in the next century).