纽约吉夫斯机场推迟了哪些航班的百分比？
20％的航班在过去一年（2018年10月）- september 2019) from jfk (john f. kennedy international) as tracked by the department of transportation (dot). the average delay minutes were 79.21 minutes. 1.63% of the flights, i.e., 17 got cancelled.
23 percent, according to the department of transportation (dot). the average delay minutes were 66.99 minutes. 1.69 percent, i.e. 19, flights got cancelled.