fig4

Figure 4. ECE calculation results by types of structure and countries/regions. M, T, S, C, Co, Bio respectively refer to masonry structure, timber structure, steel structure, concrete structure, composite structure, and bio-material building. Data are presented as median (interquartile range, IQR). The top and bottom of the error bars represent the 75th (Q3) and 25th (Q1) percentiles, respectively. The sample sizes for M, T, S, C, Co, and Bo were 66, 83, 18, 63, 26, and 3, respectively.