How many songs are in the album "Serial Killers" by Nightmare At Hanging Rock?

There are a total of 21 songs in "Serial Killers".

When was the album "Serial Killers" by Nightmare At Hanging Rock released?

"Serial Killers" was released on July 25, 2006.

#	Track	Artist	Key	Camelot	BPM
1	Manson	Nightmare At Hanging Rock	D Major	10B	135
2	Albert Fish	Nightmare At Hanging Rock	D♭ Major	3B	108
3	Jack The Ripper	Nightmare At Hanging Rock	G Major	9B	81
4	The Hillside Stranglers	Nightmare At Hanging Rock	A Major	11B	170
5	Gacy Herman	Nightmare At Hanging Rock	E Major	12B	80
6	The Night Stalker	Nightmare At Hanging Rock	E Major	12B	101
7	Bloody Eyeball	Nightmare At Hanging Rock	G Major	9B	102
8	Ed Gein	Nightmare At Hanging Rock	D Major	10B	106
9	Aileen Wuornos	Nightmare At Hanging Rock	D Major	10B	169
10	Btk	Nightmare At Hanging Rock	E♭ Major	5B	83
11	Hearing Voices	Nightmare At Hanging Rock	F♯ Major	2B	105
12	Ted Bundy	Nightmare At Hanging Rock	C Major	8B	104
13	You're Gonna Die Tonight	Nightmare At Hanging Rock	D Major	10B	110
14	H.H. Holmes	Nightmare At Hanging Rock	E Major	12B	81
15	Dahmer's Diner	Nightmare At Hanging Rock	A Major	11B	98
16	Beatle Manson	Nightmare At Hanging Rock	G Minor	6A	177
17	Son Of Sam I Am	Nightmare At Hanging Rock	D♭ Major	3B	130
18	Andrei Chikatilo	Nightmare At Hanging Rock	A Major	11B	104
19	I Wanna Be A Serial Killer	Nightmare At Hanging Rock	B Minor	10A	78
20	Serial Killers	Nightmare At Hanging Rock	E Major	12B	82
21	Charlie's Death March #9	Nightmare At Hanging Rock	E Major	12B	117