22 - ABBA
15 - Bryan Adams
32 - Aerosmith
  9 - After the Fire
  7 - Agents of Good Roots
13 - Alice in Chains
19 - Allman Brothers Band, The
14 - Herb Alpert & the Tijuana Brass
15 - Ambrosia
11 - Amorphis
13 - Tori Amos
16 - Anathema
11 - Anberlin
10 - Animals, The
11 - Arcade Fire
12 - Joan Armatrading
15 - Louis Armstrong
  6 - Army of Anyone
10 - Atomic Rooster
18 - Bad Company
12 - Badfinger
  7 - Chet Baker
17 - Band, The
12 - Barclay James Harvest
33 - Beach Boys, The
12 - George Benson
17 - Chuck Berry
17 - Big Head Todd & the Monsters
11 - Big Star
10 - Black Crowes, The
  7 - Black Stone Cherry
10 - Bobby Blue Bland
13 - Blue October
15 - Blue Rodeo
11 - James Blunt
14 - Bread
15 - Brother Cane
15 - Brothers Johnson, The
26 - Jackson Browne
  9 - Buffalo Springfield
14 - Built to Spill
11 - Bush
14 - Kate Bush
24 - Byrds, The
  7 - J.J. Cale
17 - Call, The
  9 - Caravan
11 - Carbon Leaf
14 - Cardigans, The
11 - Catherine Wheel
24 - Ray Charles
18 - China Crisis
  7 - Chroma Key
22 - Church, The
10 - Clientele, The
16 - Leonard Cohen
  8 - Chris Cornell
33 - Elvis Costello & the Attractions
  7 - Country Joe & the Fish
16 - Cream
10 - Jim Croce
37 - Miles Davis
12 - Dead Soul Tribe
11 - Decemberists, The
23 - Deep Purple
27 - Deftones
22 - Depeche Mode
20 - Dion
24 - Doors, The
12 - Doves
  9 - Nick Drake
14 - Dumptruck
37 - Eagles
  9 - Elbow
17 - Eleventh Dream Day
  9 - Embrace
10 - Enuff Z'nuff
15 - Enya
10 - Everything But The Girl
19 - Dan Fogelberg
23 - Foo Fighters
12 - Four Tops
12 - Michael Franks
  6 - Frozen Ghost
12 - Rory Gallagher
  8 - Gang of Four
14 - Gin Blossoms
16 - Goo Goo Dolls
13 - Al Green
14 - Guadalcanal Diary
13 - Juliana Hatfield
  9 - Hold Steady, The
18 - Hollies, The
  9 - Howlin' Wolf
19 - Human League, The
  8 - Husker Du
15 - Alan Jackson
19 - Joe Jackson
13 - Jadis
25 - Jethro Tull
  8 - Jets Overhead
37 - Billy Joel
53 - Elton John
17 - Jack Johnson
  9 - Keane
10 - Killers, The
18 - Killing Joke
17 - King Crimson
10 - King's X
11 - Kings of Leon
41 - Kinks, The
  5 - Kino
24 - Lenny Kravitz
  8 - Lacuna Coil
  7 - Ray LaMontagne
18 - Local H
14 - Los Lobos
12 - Lostprophets
10 - Magnum
11 - Manassas
31 - Marillion
17 - Dave Matthews Band
25 - Meat Puppets
16 - Monster Magnet
35 - Moody Blues, The
  8 - Gary Moore
15 - Alanis Morissette
15 - Mostly Autumn
19 - Muse
15 - New Order
25 - Night Ranger
23 - Nirvana
26 - Oingo Boingo
11 - Oleander
14 - Our Lady Peace
15 - Graham Parker
10 - Phish
10 - Wilson Pickett
18 - Powderfinger
19 - Prefab Sprout
10 - John Prine
  7 - Brian Protheroe
32 - Queen
21 - Radiohead
21 - Gerry Rafferty
18 - Red Hot Chili Peppers
10 - Renaissance
15 - Riverside
63 - Rolling Stones, The
15 - Roxy Music
11 - RPWL
30 - Todd Rundgren
37 - Santana
23 - Screaming Trees
  8 - Secret Machines
  7 - Seventh Key
  9 - Shins, The
13 - Shooting Star
  9 - Silversun Pickups
  6 - Silvertide
24 - Frank Sinatra
  8 - Sister Hazel
18 - Smashing Pumpkins, The
11 - Snow Patrol
13 - Son Volt
27 - Spock's Beard
30 - Steely Dan
21 - Cat Stevens
10 - Stone Temple Pilots
  7 - Strokes, The
14 - Supergrass
14 - Matthew Sweet
18 - Talk Talk
34 - Talking Heads
26 - Tears For Fears
18 - Teenage Fanclub
13 - Third Day
11 - Toad the Wet Sprocket
  8 - Tool
36 - Toto
19 - Traffic
22 - Tragically Hip, The
  8 - Tripping Daisy
13 - Robin Trower
  9 - UFO
14 - Vanden Plas
20 - Sarah Vaughan
14 - Stevie Ray Vaughan
13 - Velvet Underground, The
13 - Verve, The
17 - Vines, The
13 - Muddy Waters
10 - Paul Weller
10 - West Indian Girl
42 - Who, The
11 - Widespread Panic
16 - Wildhearts, The
  9 - Dar Williams
22 - Hank Williams
  8 - Jackie Wilson
11 - Steve Wynn
34 - XTC
11 - Yardbirds, The
  6 - Yaz
38 - Yes
  9 - You Am I
 
With heavy represention also from:
Simple Minds, Lynyrd Skynyrd, Billie Holiday, Rush, Van Morrison, The Alan Parsons Project, Jimi Hendrix, Pink Floyd, Buddy Holly, R.E.M., Little River Band, Fleetwood Mac, Level 42, Tommy James and the Shondells, Journey, Dream Theater, U2, The Beatles, Steve Winwood, Blue Oyster Cult, Tangerine Dream, Electric Light Orchestra, Porcupine Tree, Sade, Neil Young, Johnny Cash, Led Zeppelin, Bob Marley & the Wailers, Melissa Etheridge, Brenda Lee, Pearl Jam, Threshold, Bachman-Turner Overdrive, Lou Reed, Charlie, Peter Gabriel and on and on...

Plus lesser-known artists like...
Triumvirat, Arena, This Day & Age, Roy Harper, Circus Maximus, Kashmir, 54-40, Aztec Camera, Wolfmother, Pain of Salvation, Clearlake, Kotipelto, Nektar, Jayhawks, Tremeloes, Pendragon, Mythos, Kim Richey, Peeler, The Rainmakers, Mute Math, Saga, Blackmore's Night, Ten Years After, Robyn Hitchcock & the Egyptians, Kayak, Griffin House, Trapeze, Fastball, Zebra, Amos Lee, The Balancing Act.....

...and lots of other pleasant surprises