How many songs are in the album "Grind Classics, Vol. 4" by Various Artists?

There are a total of 15 songs in "Grind Classics, Vol. 4".

When was the album "Grind Classics, Vol. 4" by Various Artists released?

"Grind Classics, Vol. 4" was released on January 31, 2013.

#	Track	Artist	Key	Camelot	BPM
1	Twister - Main Out Mix	Nanowave	D♭ Major	3B	125
2	Twister - Bus Out Mix	Nanowave	D♭ Major	3B	125
3	Dark Floor - Original Mix	DJ Dextro	D♭ Major	3B	125
4	Dark Floor - Redkone Remix	DJ Dextro, Redkone	D♭ Major	3B	125
5	Dark Floor - Pandemonium Mix	DJ Dextro, Tak	D♭ Major	3B	125
6	Dark Floor - Taz Remix	DJ Dextro, Taz	D♭ Major	3B	125
7	Dark Floor - Jun Yagi Remix	DJ Dextro, Jun Yagi	D♭ Major	3B	125
8	Dark Floor - Miss Sheila Remix	DJ Dextro, Miss Sheila	D♭ Major	3B	125
9	Dark Floor - Glender Remix	DJ Dextro, Glender	D♭ Major	3B	125
10	Dark Floor - Jun Yagi & SS-Machine Remix	DJ Dextro, Jun Yagi, SS-Machine	D♭ Major	3B	125
11	Dark Floor - Midnight Society's Drum Nation Remix	DJ Dextro, Midnight Society	D♭ Major	3B	125
12	Black Phesant - Original Mix	Tak	D♭ Major	3B	125
13	Black Phesant - Yasuo Sato Remix	Tak, Yasuo Sato	B♭ Minor	3A	120
14	Doom - Original Mix	American DJ	D♭ Major	3B	125
15	Doom - Tak Remix	American DJ, Tak	D♭ Major	3B	125