TEs | 2015 | 2016 | 2017 | 2018 | 2019 | |||||
Quantities (piece) | Proportions (%) | Quantities (piece) | Proportions (%) | Quantities (piece) | Proportions (%) | Quantities (piece) | Proportions (%) | Quantities (piece) | Proportions (%) | |
1 | 4 | 2.08 | 8 | 4.17 | 5 | 2.60 | 12 | 6.25 | 9 | 4.69 |
[0.8, 1) | 5 | 2.60 | 138 | 71.88 | 4 | 2.08 | 142 | 73.96 | 99 | 51.56 |
[0.5, 0.8) | 179 | 93.23 | 43 | 22.40 | 176 | 91.67 | 38 | 19.79 | 82 | 42.71 |
(0, 0.5) | 4 | 2.08 | 3 | 1.56 | 7 | 3.65 | 0 | 0.00 | 2 | 1.04 |