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USER'S GUIDE-Step-by-step instructions
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| Follow the three steps listed below to obtain
data from the system. |
| 1. |
Building
a query
This step involves entering information following the instructions
on each of the tabbed pages. The information that you enter
identifies the data sets that you are looking for in the system. |
| 2. |
Submit
a query
To submit a query, you click the button  .
A window opens where you must specify your user name, your password,
and a valid e-mail address. To be able to submit your queries
and obtain the data, you must have previously registered and
obtained a user name and password. |
| 3. |
Retrieving
data
After submitting a query, you will receive an e-mail message
telling you how to obtain a copy of the data. This message contains
a summary of the query parameters as well as the URL address
where the data are located. You may click on the hyperlink and
a ".ZIP" file containing the data will be downloaded
to your computer. |
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| The maximum number of data files that can be
downloaded is 500. While building your query, the number of data files
meeting the current query specifications is shown on the lower bar.
You can thus adjust your query to assure that you have 500
files or fewer. This limit may be re-examined in the future. |
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Reviewed:
2012-02-21 |
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