This week Jonas Brothers achieve their eighth top 10-charted project on the Billboard 200 as Greetings From Your Hometown starts at No. 6 with 39,000 equivalent album units. Of that sum, album sales comprise 26,000, SEA units comprise 13,000 (equaling 16.49 million on-demand official streams of its songs) and TEA units comprise a negligible sum.  The first-week sales of Greetings were aided by its availability as a widely available 10-song standard vinyl and CD album. The set was also avail