How many songs are in the album "Slapback 1" by Various Artists?

There are a total of 20 songs in "Slapback 1".

When was the album "Slapback 1" by Various Artists released?

"Slapback 1" was released on September 8, 2017.

#	Track	Artist	Key	Camelot	BPM
1	Sobre	Rick Fox	B Minor	10A	113
2	Hypothesis	Dublicator	B♭ Minor	3A	116
3	Distance	Sibling	B♭ Minor	3A	117
4	The 304 Dub	Starskie, Hagi	D♭ Major	3B	117
5	Iodine	Subset	E Minor	9A	119
6	Silent Memories	Tim Kossmann	G Minor	6A	119
7	Subject 8	Et.iss	D♭ Major	3B	120
8	Slow Lane	Upwellings	F Minor	4A	120
9	Fiction 1870	Depthcruiser	A♭ Major	4B	120
10	Relative Minor	Federsen	A♭ Major	4B	120
11	Shoreline	Overcast Sound	D Minor	7A	120
12	Egregore	The Radical	A♭ Minor	1A	114
13	West Coast Sunset	Upwellings	A Major	11B	122
14	Greenland	Stillhead	B Minor	10A	124
15	Butterfly Kisses	Ryan Sullivan	F Major	7B	123
16	Babe - Tape Redub	Sonimun	G Major	9B	120
17	Third Moon - Salz Remix	Stanny Franssen, Ortin Cam, Salz	D♭ Major	3B	127
18	Duke's Dub	JoergMueller	B Minor	10A	160
19	Phoenix	Ümit Han	A♭ Minor	1A	111
20	Slapback 1 - Continuous Mix	Salz	N/A	N/A	N/A