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:
| No. | Episode | Rating | Share | Rating/share (18-49) | Viewers (millions) | Rank (timeslot) | Rank (night) |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | "Sarah Jessica Parker" | 4.6 | 8.0 | 1.6/6 | 6.85 | 2.0 | 5.0 |
| 2.0 | "Emmitt Smith" | 4.5 | 8.0 | 1.8/6 | 7.15 | 2.0 | 4.0 |
| 3.0 | "Lisa Kudrow" | 4.7 | 9.0 | 1.7/7 | 7.14 | 2.0 | 3.0 |
| 4.0 | "Matthew Broderick" | 4.1 | 8.0 | 1.5/5 | 6.21 | 3.0 | 9.0 |
| 5.0 | "Brooke Shields" | 4.0 | 8.0 | 1.4/6 | 5.90 | 1.0 | 5.0 |
| 6.0 | "Susan Sarandon" | 4.2 | 8.0 | 1.3/5 | 6.35 | 1.0 | 2.0 |
Question:
What was the rating/share for 18-49 for the episode that had 5.90 million viewers? 
Answer:
1.4/6