Your results contain 6 solutions with the following criteria :

Load testing tools
Solution Smile rating Users rating Popularity
CLIF No rating 4.2 Visitors
9%   Popularity on the site
FunkLoad No rating 3.7 Visitors
8%   Popularity on the site
Gatling No rating 4.3 Visitors
14%   Popularity on the site
Jmeter JMeter 3.7 Smile 4.3 Visitors
37%   Popularity on the site
OpenSTA No rating No rating
12%   Popularity on the site
Tsung Tsung 2.5 Smile No rating
18%   Popularity on the site