Production, polymerisation | Obs/exp | 8/2.2 | 0/0.4 | 8/1.6 | 4/3.4 | 2/2.2 | 2/1.0 |
| SMR | 359 | 0 | 497 | 118 | 93 | 202 |
| (95% CI) | (155–706) | (0–1030) | (215–980) | (32–302) | (11–335) | (24–728) |
Production, coagulation | Obs/exp | 5/1.1 | 0/0.2 | 5/0.8 | 2/1.7 | 1/1.1 | 1/0.5 |
| SMR | 452 | 0 | 607 | 116 | 91 | 188 |
| (95% CI) | (147–1055) | (0–2053) | (197–1417) | (14–420) | (2–507) | (5–1049) |
Production, finishing | Obs/exp | 7/2.9 | 0/0.6 | 7/2.0 | 7/4.9 | 5/3.0 | 2/1.6 |
| SMR | 238 | 0 | 344 | 143 | 165 | 128 |
| (95% CI) | (96–491) | (0–630) | (138–709) | (57–294) | (54–386) | (15–460) |
Maintenance, shop | Obs/exp | 1/1.0 | 0/0.2 | 0/0.7 | 1/1.6 | 0/1.0 | 1/0.5 |
| SMR | 98 | 0 | 0 | 63 | 0 | 216 |
| (95% CI) | (2–545) | (0–2256) | (0–499) | (2–350) | (0–359) | (5–1201) |
Maintenance, field | Obs/exp | 2/3.0 | 0/0.5 | 2/2.1 | 4/4.4 | 2/2.8 | 1/1.3 |
| SMR | 68 | 0 | 93 | 92 | 72 | 79 |
| (95% CI) | (8–244) | (0–815) | (11–338) | (25–234) | (9–259) | (2–440) |
Labour, production | Obs/exp | 1/0.8 | 0/0.1 | 1/0.5 | 2/1.2 | 1/0.7 | 1/0.4 |
| SMR | 132 | 0 | 185 | 168 | 143 | 250 |
| (95% CI) | (3–736) | (0–3032) | (5–1031) | (20–608) | (4–795) | (6–1390) |
Labour, maintenance | Obs/exp | 4/1.8 | 0/0.3 | 4/1.3 | 6/2.9 | 5/1.7 | 1/1.0 |
| SMR | 219 | 0 | 309 | 210 | 295 | 101 |
| (95% CI) | (60–562) | (0–1122) | (84–792) | (77–457) | (96–688) | (3–560) |
Laboratories | Obs/exp | 4/1.0 | 0/0.2 | 4/0.7 | 6/1.8 | 2/1.1 | 3/0.6 |
| SMR | 390 | 0 | 559 | 331 | 177 | 522 |
| (95% CI) | (106–999) | (0–1796) | (152–1431) | (122–720) | (22–642) | (108–1526) |
Other operations | Obs/exp | 1/2.2 | 0/0.4 | 1/1.6 | 3/3.3 | 1/2.1 | 2/1.0 |
| SMR | 46 | 0 | 64 | 91 | 48 | 197 |
| (95% CI) | (1–257) | (0–1044) | (2–354) | (19–265) | (1–269) | (24–713) |