## cleaned versions called allipo_us_clean and allacquis_us_clean
#'''REDUCE''' data to NYSE and NASDAQ and AMEX
## allipo reduced to NYSE NASDAQ and AMEX in allipo_usexch
#'''MATCH''' data with VC backed companies (Also in the database) to filter companies to only those that have been VC backed (program in software/scripts to match organizations,
#'''AGGREGATE''' '''yearly''' numbers to diagram the following variables over time for VC backed companies