Timeline for all types of items produced by
DO Corp. [Japan]

Year	Items
1990	9
1991	10
1992	14
1993	29
1994	19
1995	16
1996	10
1997	2
1998	1
1999	1
2000	2
2001	5
2002	4
2003	3
2004	3
2005	1
2006	1

130 items with a valid date were considered for this timeline (97.74% of the total)
3 items with an invalid date.

Help us in our quest to find exact dates for:

199?: 1 item.
????: 2 items.