Again at No. 1 on the JazzWeek Jazz Chart, now for a fifth week is Gerry Gibbs and the Thrasher Dream Trio We’re Back (Whaling City); it’s also the week’s most-reported CD (52 stations). The biggest gainer (+49) is Jason Marsalis Vibes Quartet The 21st Century Trad Band (Basin Street). Most added (+20) is Jimmy Greene Beautiful Life (Mack Avenue). Top debut (No. 28) is Shamie Royston Portraits (Hot Tone Music).