Key figures
| Key figures | Q1 2016 | Q2 2016 | Q3 2016 | Q4 2016 | Q1 2017 | Q2 2017 | Q3 2017 | Q4 2017 | Q1 2018 | Q2 2018 | Q3 2018 | Q4 2018 |
| Revenues, SEK million | 177 | 192 | 214 | 519 | 541 | 536 | 567 | 607 | 681 | 753 | 899 | 904 |
| Organic growth, % | 19% | 22% | 37% | 41% | 44% | 37% | 30% | 16% | 25% | 39% | 46% | 41 |
| EBITDA, SEK million | 26 | 15 | 31 | 103 | 83 | 93 | 112 | 141 | 192 | 165 | 258 | 198 |
| EBITDA-margin, % | 14% | 8% | 14% | 20% | 15% | 17% | 20% | 23% | 28% | 22% | 29% | 22% |
| EBIT, SEK million | 17 | 6 | 22 | 70 | 52 | 60 | 78 | 105 | 156 | 126 | 271 | 137 |
| EBIT-margin, % | 10% | 3% | 10% | 14% | 10% | 11% | 14.0 | 17.3 | 23% | 17% | 30% | 15% |
| Earnings for the period | 6 | 3 | 22 | 63 | 21 | 3 | 42 | 17 | 89 | 91 | 188 | 120 |
| Earnings per share before dilution, SEK | 0.16 | 0.04 | 0.27 | 0.72 | 0.24 | 0.03 | 0.22 | 0.05 | 0.79 | 0.77 | 1.75 | 1.14 |