# All prices
This information is useful for identifying key levels.\
To create a new window, select **Open → All prices** in the main menu.
The window contains:
* Selecting an instrument
* Selecting a range of dates among which a calculation will be conducted
* Selecting a time range for filtering data within a day
* Merging of adjacent cells into one cell
* Applying settings and updating data in tables
* Displaying values for the selected instrument
* Table with average values of the columns of the main table
| Column | Description |
| ------ | ---------------------------------------------------- |
| # | Cell number. |
| Price | Price. |
| Volume | General volume (Ask + Bid). |
| Trades | Number of trades. |
| Bid | Sell volume. |
| Ask | Buy volume. |
| Delta | Difference between buy and sell volumes (Ask - Bid). |
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