This Python program calculates the MONTHLY average prices of Apple stock, from 1984 to 2013, as well as monthly average
volume. It reports the monthly highs and lows for the desired category, chosen by the user. The categories available for
averaging are the prices at open and close, the daily high and low, daily volume, and the adjusted close.
Data previously mined is included in a table.csv file.

Instructions:
First, specify the csv file.

Then, input a numeric option for the following categories:
1 - Open
2 - High
3 - Low
4 - Close
5 - Volume
6 - Adjusted Close