1971
Jethro Tull
27 Concerts
The Mars Volta
3 Concerts
Muse
4 Concerts
Rick Wakeman
7 Concerts
Tool
Umphrey’s McGee
36 Concerts
Pink Floyd
Ghost
20 Concerts
Phish
13 Concerts
Wishbone Ash
44 Concerts
Emerson, Lake & Palmer
Kansas
19 Concerts
Styx
70 Concerts
Nothing More
38 Concerts
Uriah Heep
15 Concerts
moe.
39 Concerts
Pomona,
CA
Pomona,
CA 
