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:
| # | Title | Producer(s) | Performer (s) | Time |
| --- | --- | --- | --- | --- |
| 1 | "I See Dead People" | PHD | Grand Puba, Lord Jamar, Rell | 4:26 |
| 2 | "Hunny" | Grant Parks | Grand Puba | 4:04 |
| 3 | "It Is What It Is" | PHD | Grand Puba, Tiffani Davis | 5:03 |
| 4 | "How Long?" | Elements | Grand Puba | 3:22 |
| 5 | "Good To Go" | Q-Tip | Grand Puba, Q-Tip | 3:53 |
| 6 | "Same Old Drama" | Large Professor | Grand Puba, Large Professor | 1:29 |
| 7 | "Get That Money" | PHD | Grand Puba | 3:29 |
| 8 | "This Joint Right Here" | Grand Puba | Grand Puba, Kid Capri | 3:17 |
| 9 | "Go Hard" | Grand Puba | Grand Puba, Talee | 3:35 |
| 10 | "Reality Check" | PHD | Grand Puba, Sarah Martinez | 3:09 |
| 11 | "Cold Cold World" | Grand Puba | Grand Puba, Khadija Mohamed | 3:31 |
| 12 | "Smile" | Big Throwback | Grand Puba, Big Phill | 1:55 |
| 13 | "The Joint Right Here (Remix)" | Grand Puba | Grand Puba, Kid Capri, Lord Jamar, Sadat X | 3:23 |
Question:
what is the total number of tracks produced by phd?
Answer:
4