Table 6a – Energy consumption of arenas by refrigerant, 2014
Refrigerant Arenas Floor space Energy use Energy intensity
# QI Share (%) millions of m2 QI Share (%) PJ QI Share (%) GJ/m2 QI
HFC/HCFC 392 A 17.97 1.60 A 13.61 2.05 A 11.94 1.28 A
Ammonia 1,439 A 65.95 8.54 A 72.62 12.9 A 75.13 1.52 A
Carbon dioxide 26 A 1.19 0.15 A 1.28 0.24 A 1.40 1.58 A
Other 52 A 2.38 0.24 A 2.04 0.25 A 1.46 1.02 A
Don't know 273 A 12.51 1.22 A 10.37 1.73 A 10.08 1.42 A
Canada 2,182 A 100.00 11.76 A 100.00 17.17 A 100.00 1.46 A

Notes:
(1) Due to rounding, numbers may not add up to the total shown, and some numbers may differ from one table to the next.
(2) Quality indicators (QI) classify each estimate according to its quality as follows: A–Excellent, B–Good, C–Acceptable, F–Unreliable, and X–suppressed due to confidentiality.

Source : Survey of Energy Consumption of Arenas 2014.