Listed below are the price of a pair of men's boots over a 50 year time period. 
Find the simple index numbers for the data with 1950 as the base year.
Definitions:
E Code
A type of code in the ICD-9. E codes identify the external causes of injuries and poisoning.
Diagnosis
The identification of the nature and cause of a certain phenomenon, typically diseases, based on specific symptoms and tests.
DRGs
Diagnosis Related Groups; a system used to classify hospital cases into groups for the purposes of payment and analysis.
Length
The measurement of something from end to end or the distance along its longest side.
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