The reporter did an effective job in using numbers to describe how the grouse population is increasing in an Outdoor News article. The numbers aren't overwhelming but are scattered evenly throughout the article, integrating quotes and facts in between. The reporter crunched numbers in the lead, inserting 29 percent. Sources include a recent survey and a 2005 survey conducted by biologists and volunteers that help out with these state spring drumming surveys. The full name of the survey isn't listed though, along with the details of how it's conducted.