'''12/07/2017''' Joined the tables on the VC table. Cleaned the final table and replaced missing values.
'''17/07/2017''' Identified the incorrect addresses in the coordinates of different firms' locations by looking at the difference of the averaged city coordinates with firm's coordinates.
'''18/07/2017''' Identify the firms for which the coordinates are the same. Find the correct addresses for every such firm and find the corresponding coordinates.
'''19/07/2017''' Identify the firms for which the coordinates are the same. Find the correct addresses for every such firm and find the corresponding coordinates.