census workbook files

The spreadsheet files of one Census table family in the NADA catalogue (India file, one per State/UT, City/SC/ST variants…), with their State codes. Find table ids with census_tables (e.g. PC11_D03 migration by reason, PC11_B04 main workers by industry, PC11_HL… houselisting, PC11_C08 education, PC11_C16 mother tongue, PCA_CDB block PCA, PC11_TV_DIR location directory).