Competition shows how competitive ad placement is for a keyword, specific to the location and Search Network targeting options that you've selected. If we don't have enough data, you'll see a dash (-)
The competition index for the keyword in the range [0, 100]. Shows how competitive ad placement is for a keyword. The level of competition from 0-100 is determined by the number of ad slots filled divided by the total number of ad slots available. If not enough data is available, null is returned
The average number of times people search for a keyword and similar terms based on the month range, the location and your Search Network settings. Averaged for the past 12 months