How many songs are in the album "Der Erwin I" by Gerhard Polt?

There are a total of 21 songs in "Der Erwin I".

When was the album "Der Erwin I" by Gerhard Polt released?

"Der Erwin I" was released on June 4, 1992.

#	Track	Artist	Key	Camelot	BPM
1	Der Willi	Gerhard Polt	G Major	9B	70
2	Das Abitur	Gerhard Polt	A♭ Major	4B	93
3	Im Buchladen	Gerhard Polt	G Major	9B	76
4	Servus, Oma	Gerhard Polt	D♭ Major	3B	84
5	Mahlzeit	Gerhard Polt	C Major	8B	83
6	First-Class Hotel	Gerhard Polt	A Major	11B	105
7	Der Kaiserschmarrn	Gerhard Polt	F Minor	4A	125
8	Nurejew	Gerhard Polt	B Major	1B	103
9	Der Kinderfunk	Gerhard Polt	B♭ Major	6B	98
10	Heut' geh' ich ins Büro	Gerhard Polt	A Minor	8A	127
11	I hab' koa Freid	Gerhard Polt	C Major	8B	98
12	Bilanzen	Gerhard Polt	D♭ Major	3B	83
13	Nikolausi	Gerhard Polt	A♭ Major	4B	82
14	Wiedersehn	Gerhard Polt	F Minor	4A	39
15	Der russische Witz	Gerhard Polt	D Minor	7A	84
16	Die Melodie	Gerhard Polt	E Major	12B	67
17	s' Lawinderl	Gerhard Polt	D♭ Minor	12A	94
18	Die Gulaschsuppe	Gerhard Polt	G Minor	6A	125
19	Mister Hapflinger	Gerhard Polt	A♭ Major	4B	106
20	Der Ostblockplayboy	Gerhard Polt	D Minor	7A	90
21	Wann i nimmer meng dad	Gerhard Polt	D Major	10B	103