Top by Keyword displays the top 100 search results for the researched query as of the last SERP update for a keyword.
Keyword Difficulty - a major keyword metric designed to help you figure out what it takes to get to the top spots in SERP for the desired keyword, namely to the positions 1 through 10. The KD is measured on a scale from 0 to 100%, where:
0-20 - low KD;
21- 40 - medium KD;
41-60 - hard KD;
61-100 - super hard
To view the cached SERP, please click Organic Search Results.