Table 4.
Indicator | Panel | Total | ||||
---|---|---|---|---|---|---|
A | B | C | D | E* | ||
Holes, n (%) | ||||||
Size 1 | 331 (71.8) | 577 (75.9) | 384 (76.8) | 589 (77.3) | 238 (71.5) | 2,119 (75.2) |
Size 2 | 100 (21.7) | 136 (17.9) | 81 (16.2) | 115 (15.1) | 79 (23.7) | 511 (18.1) |
Size 3 | 30 (6.5) | 47 (6.2) | 35 (7.0) | 58 (7.6) | 16 (4.8) | 186 (6.6) |
Total | 461 (100.0) | 760 (100.0) | 500 (100.0) | 762 (100.0) | 333 (100.0) | 2,816 (100.0) |
Location of most damage on panel, n (%) | ||||||
Top third | 10 (10.9) | 14 (12.7) | 14 (17.1) | 13 (12.9) | 21 (28.4) | 72 (15.7) |
Middle third | 14 (15.2) | 15 (13.6) | 17 (20.7) | 19 (18.8) | 22 (29.7) | 87 (19.0) |
Bottom third | 63 (68.5) | 70 (63.6) | 46 (56.1) | 63 (62.4) | 24 (32.4) | 266 (58.0) |
Equal distribution | 5 (5.4) | 11 (10.0) | 5 (6.1) | 6 (5.9) | 7 (9.5) | 34 (7.4) |
Total | 92 (100.0) | 110 (100.0) | 82 (100.0) | 101 (100.0) | 74 (100.0) | 459 (100.0) |
*For the roof (E) top third = along panel A, bottom third = along panel C
Hole size categories: size 1 (0.5–2 cm), size 2 (2–10 cm), size 3 (10–25 cm), size 4 (> 25 cm); no size 4 holes observed