Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Athlete | Event | Race 1\nTime | Race 2\nTime | Total\nTime | Total\nRank |
| --- | --- | --- | --- | --- | --- |
| Jóhann Haraldsson | Giant Slalom | 1:19.10 | DNF | DNF | – |
| Kristinn Magnússon | Giant Slalom | 1:17.50 | 1:16.29 | 2:33.79 | 42 |
| Björgvin Björgvinsson | Giant Slalom | 1:15.86 | DNF | DNF | – |
| Kristinn Magnússon | Slalom | DNF | – | DNF | – |
| Björgvin Björgvinsson | Slalom | DNF | – | DNF | – |
| Jóhann Haraldsson | Slalom | 56.98 | 1:00.19 | 1:57.17 | 28 |
| Kristinn Björnsson | Slalom | 53.05 | 56.76 | 1:49.81 | 21 |
Question:
what is the number of men who did not finish?
Answer:
3