Master System

Releases per year

1985	10
1986	23
1987	36
1988	37
1989	25
1990	29
1991	42
1992	43
1993	53
1994	15
1995	6
1996	8
1997	4

2011	1

2015	1

2017	2
2018	1

336 video games with valid date were considered (91.8%)

Common gametypes

Most common companies

Sega	189
Sega;Tec Toy	25
Tec Toy	11
U.S. Gold	11
Codemasters	7
Virgin	7
Domark	6
Taito	5
Acclaim Entertainment	4
Tengen	4
Virgin Interactive	3
Flying Edge;Acclaim Entertainment	3
TecMagik	3
Sony Imagesoft	3
Arena	2
Game Line	2
Parker Brothers	2
Open Corp.	2
Sieco	2
Sega;U.S. Gold	2
Image Works	2
Sega;Disney	2
Infogrames	2
Psygnosis	2
Salio	2

Xreferences

games without any	284
UPC	54
SKU	49
EAN	27
vgchartz.com	1

Game status

there are 366 video games for this platform, 336 (91.8%) have one or more images, 342 (93.4%) with a gametype, 338 (92.3%) with perspective while 176 (48%) have a description.
366 (91.8%) have a release date, 351 (95.9%) have a company and 349 (95.3%) have been tagged.
Overall: 86.54% ?