Table 1. Timeline Data from JSON - Rows for Years

Table 2: Maine Industries 2020

Table 3: From Python File (Establishments)

Source: community-timelines actual

Table 4: From Javascript (Establishments)

Multiple files appended asynchronously for years 2017 to 2021.
File source: /community-data/industries/naics/US/counties   Same as our Industry Timeline Data Prep (python) - 50 states

Also see: Urban Density for NAICS Model Training