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Percentage of respondents who identified environmental concerns within the indoor arenas. The percentages are based on the number of respondents who reported having at least one environmental concern
| Environmental concern | Percent |
|---|---|
| Dust | 84.5 |
| Moisture | 27.2 |
| Lack of air movement | 65.3 |
| Too much air movement | 1.67 |
| Not enough light | 25.1 |
| Temperature | 36.8 |
