Hello all my data looks like this
| City | Name Min | Min Value | Name Max | Max Value |
| New York | Paper | 1.2 | | |
| New York | | | Metal | 2.2 |
| Boston | Metal | 1.1 | | |
| Boston | | | Paper | 3.2 |
But want it to look like this
| City | Name Min | Min Value | Name Max | Max Value |
| New York | Paper | 1.2 | Metal | 2.2 |
| Boston | Metal | 1.1 | Paper | 3.2 |
