How many songs are in the album "Half-Life 2 (Original Game Soundtrack)" by Valve?

There are a total of 43 songs in "Half-Life 2 (Original Game Soundtrack)".

When was the album "Half-Life 2 (Original Game Soundtrack)" by Valve released?

"Half-Life 2 (Original Game Soundtrack)" was released on March 10, 2004.

Half-Life 2 (Original Game Soundtrack) by Valve Album Information

#	Track	Artist	Key	Camelot	BPM
1	Hazardous Environments	Valve	D♭ Major	3B	85
2	CP Violation	Valve	F♯ Minor	11A	100
3	The Innsbruck Experiment	Valve	G Major	9B	128
4	Brane Scan	Valve	D Major	10B	105
5	Dark Energy	Valve	B Minor	10A	170
6	Requiem for Ravenholm	Valve	D Major	10B	77
7	Pulse Phase	Valve	G Major	9B	170
8	Ravenholm Reprise	Valve	D Major	10B	83
9	Probably Not a Problem	Valve	D Major	10B	75
10	Calabi-Yau Model	Valve	B Minor	10A	68
11	Slow Light	Valve	E♭ Major	5B	75
12	Apprehension and Evasion	Valve	G Major	9B	138
13	Hunter Down	Valve	G Major	9B	0
14	Our Resurrected Teleport	Valve	D Major	10B	82
15	Miscount Detected	Valve	D Major	10B	72
16	Headhumper	Valve	B Minor	10A	0
17	Triage at Dawn	Valve	D Major	10B	72
18	Combine Harvester	Valve	B♭ Major	6B	100
19	Lab Practicum	Valve	D Minor	7A	68
20	Nova Prospekt	Valve	D Major	10B	119
21	Broken Symmetry	Valve	B♭ Minor	3A	63
22	LG Orbifold	Valve	C Minor	5A	115
23	Kaon	Valve	C Major	8B	93
24	You're Not Supposed to Be Here	Valve	G Major	9B	161
25	Suppression Field	Valve	A Major	11B	134
26	Hard Fought	Valve	A♭ Major	4B	107
27	Particle Ghost	Valve	D Major	10B	93
28	Shadows Fore and Aft	Valve	G Minor	6A	132
29	Neutrino Trap	Valve	A Major	11B	101
30	Zero Point Energy Field	Valve	F Major	7B	72
31	Echoes of a Resonance Cascade	Valve	C Major	8B	73
32	Black Mesa Inbound	Valve	E♭ Major	5B	68
33	Xen Relay	Valve	C Minor	5A	72
34	Tracking Device	Valve	B♭ Major	6B	121
35	Singularity	Valve	E Minor	9A	100
36	Dirac Shore	Valve	G Minor	6A	69
37	Escape Array	Valve	A Major	11B	81
38	Negative Pressure	Valve	G Minor	6A	117
39	Tau-9	Valve	F Minor	4A	80
40	Something Secret Steers Us	Valve	D Major	10B	100
41	Triple Entanglement	Valve	D Minor	7A	149
42	Biozeminade Fragment	Valve	D♭ Major	3B	89
43	Lambda Core	Valve	C Major	8B	130