Timeline for all types of items produced by
Bally Tech., Inc.

Year	Items
2007	12
2008	15
2009	18
2010	48
2011	53
2012	31
2013	53
2014	10
2015	5
2016	12

257 items with a valid date were considered for this timeline (73.85% of the total)
91 items with an invalid date.

Help us in our quest to find exact dates for:

200?: 91 items.