Billboard has reported on Iron Maiden’s recent North and South American attendances and grosses.

Artist/Event: Iron Maiden, Anthrax
Venue: Estadio Nacional Jorge Magico Gonzalez
City/State: San Salvador, El Salvador
Date: March 6th, 2016
Gross Sales: $1,331,925
Attendance/Capacity: 22,041 / 22,041
Ticket Prices: $175, $15

Artist/Event: Iron Maiden, Anthrax
Venue: Estadio Ricardo Saprissa Ayma
City/State: San Jose, Costa Rica 
Date: March 8th, 2016
Gross Sales: $996,194
Attendance/Capacity: 16,655 / 18,000
Ticket Prices: $100.36, $32.84

Artist/Event: Iron Maiden, Anthrax
Venue: Estadio Nacional
City/State: Santiago, Chile
Date: March 11th, 2016
Gross Sales: $2,181,940
Attendance/Capacity: 54,911 / 56,674
Ticket Prices: $123.01, $28.94

Artist/Event: Iron Maiden, Anthrax
Venue: Estadio Mario Alberto Kempes
City/State: Cordoba, Argentina 
Date: March 13th, 2016
Gross Sales: $857,309
Attendance/Capacity: 17,680 / 18,600
Ticket Prices: $80.43, $36.86

Artist/Event: Iron Maiden, Anthrax
Venue: Estadio Velez Sarsfield
City/State: Buenos Aires, Argentina
Date: March 15th, 2016
Gross Sales: $1,558,520
Attendance/Capacity: 32,629 / 32,629
Ticket Prices: $77.08, $37.03

Artist/Event: Iron Maiden, Anthrax
Venue: HSBC Arena
City/State: Rio de Janeiro, Brazil 
Date: March 17th, 2016
Gross Sales: $844,709
Attendance/Capacity: 12,219 / 12,219
Ticket Prices: $156.12, $29.11

Artist/Event: Iron Maiden, Anthrax
Venue: Esplanada do Mineirao
City/State: Belo Horizonte, Brazil 
Date: March 19th, 2016
Gross Sales: $1,165,280
Attendance/Capacity: 16,844 / 16,844
Ticket Prices: $157.31, $34.50

Artist/Event: Iron Maiden, Anthrax
Venue: Ginasio Nilson Nelson
City/State: Brasilia, Brazil 
Date: March 22nd, 2016
Gross Sales: $631,263
Attendance/Capacity: 10,942 / 11,380
Ticket Prices: $132.45, $27.59

Artist/Event: Iron Maiden, Anthrax
Venue: Arena Castelao
City/State: Fortaleza, Brazil 
Date: March 24th, 2016
Gross Sales: $1,449,220
Attendance/Capacity: 23,531 / 23,531
Ticket Prices: $215.35, $13.84

Artist/Event: Iron Maiden, Anthrax
Venue: Allianz Parque
City/State: Sao Paulo, Brazil 
Date: March 26th, 2016
Gross Sales: $2,844,250
Attendance/Capacity: 39,583 / 39,583
Ticket Prices: $168.17, $27.12

Artist/Event: Iron Maiden, The Raven Age
Venue: Madison Square Garden
City/State: New York City, New York
Date: March 30th, 2016
Gross Sales: $1,472,331
Attendance/Capacity: 13,289 / 13,289
Ticket Prices: $125, $64.50

Artist/Event: Iron Maiden, The Raven Age
Venue: Bell Centre
City/State: Montreal, Quebec, Canada 
Date: April 1st, 2016
Gross Sales: $866,918
Attendance/Capacity: 14,963 / 14,963
Ticket Prices: $67.47, $42.02

Artist/Event: Iron Maiden, The Raven Age
Venue: Air Canada Centre
City/State: Toronto, Ontario, Canada 
Date: April 3rd, 2016
Gross Sales: $889,288
Attendance/Capacity: 13,734 / 13,734
Ticket Prices: $74.91, $38.03

Artist/Event: Iron Maiden, The Raven Age
Venue: Palace Of Auburn Hills
City/State: Auburn Hills, Michigan 
Date: April 5th, 2016
Gross Sales: $750,508
Attendance/Capacity: 10,232 / 10,900
Ticket Prices: $89.50, $29.50

Artist/Event: Iron Maiden, The Raven Age
Venue: United Center
City/State: Chicago, Illinois
Date: April 6th, 2016
Gross Sales: $1,085,976
Attendance/Capacity: 13,968 / 13,968
Ticket Prices: $89.50, $39.50

Artist/Event: Iron Maiden, The Raven Age
Venue: Rexall Place
City/State: Edmonton, Alberta, Canada 
Date: April 8th, 2016
Gross Sales: $842,035
Attendance/Capacity: 12,813 / 12,813
Ticket Prices: $74.40, $22.51

Artist/Event: Iron Maiden, The Raven Age
Venue: Rogers Arena
City/State: Vancouver, British Columbia, Canada 
Date: April 9th, 2016
Gross Sales: $794,762
Attendance/Capacity: 12,478 / 13,405
Ticket Prices: $74.59, $22.57

Dates for Iron Maiden's Book Of Souls World Tour can be found here (with ticket links).