Please refer to this link for answering question below:

https://finance.yahoo.com/quote/CVX?p=CVX

Please refer to provided Google Drive link for chart needed for answering question below:

https://drive.google.com/open?id=1gU39Zmme4-AUoyeWJ96d4MKpIlYYGwDn

(I've tried handfuls of ways to insert the information into this posting, but everything submits too small...bare withme)

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QUESTION:

Is the firm's performance improving, declining, stable, or is something strange going on?