350,000 (1999). Very few monolinguals.
6a (Vigorous).
None known. Reportedly not inherently intelligible with Parsi [prp] of India, Pakistan, and other countries, but linguistically and ethnically related. They diverged 600 to 700 years ago or more. Related to Dari [gbz].
Little use of other languages.
Arabic script, Naskh variant [Arab]. Arabic script, Nastaliq variant [Aran].
Zoroastrian.
Zoroastrian.