CGCdata.com - Selected Census Data


Results for: isolateid/2078       -edit search-
Show the historical CGC Census results for this book.
Currently showing only the most recent CGC Census totals, last updated September 16, 2025.

Search for this book at
Detective Comics #31
DC Comics, 9/39
Gardner Fox and Jerry Siegel storiesClassic cover. 1st Batplane.
Fred Guardineer and Joe Shuster art1st appearance of the Monk
Bob Kane cover and artand Julie Madison.

 BooksCGC LabelCGC TotalAvg. Grade109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
1 BOOKUniversal673.010
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		1
1.5%		1
3.0%		2
6.0%		2
9.0%		2
11.9%		2
14.9%		5
22.4%		2
25.4%		7
35.8%		3
40.3%		5
47.8%		4
54%		3
58%		5
66%		9
79%		6
88%		8
100%
1 BOOKRestored425.960
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		1
2.4%		0
2.4%		4
11.9%		4
21.4%		3
28.6%		2
33.3%		3
40.5%		10
64%		3
71%		2
76%		2
81%		3
88%		0
88%		1
90%		2
95%		0
95%		2
100%		0
100%		0
100%		0
100%
1 BOOKSignature10.500
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		0
0.0%		1
100%

TOTAL SUBMISSIONS (all types): 110
Detective Comics #31 (1939, DC Comics)
CGC Universal Grade Distribution
0%

0
10		0%

0
9.9		0%

0
9.8		0%

0
9.6		0%

0
9.4		0%

0
9.2		0%

0
9.0		0%

0
8.5		1%

1
8.0		1%

1
7.5		3%

2
7.0		3%

2
6.5		3%

2
6.0		3%

2
5.5		7%

5
5.0		3%

2
4.5		10%

7
4.0		4%

3
3.5		7%

5
3.0		6%

4
2.5		4%

3
2.0		7%

5
1.8		13%

9
1.5		9%

6
1.0		12%

8
0.5
cgcdata.com, last updated September 16, 2025

Show the current results for all issues of Detective Comics

Results for: isolateid/2078       -back to top-

New Search:
(all fields are optional)
SEARCH WORD(S): (searches title)
SEARCH DESCRIPTION ALSO: (find any mention of search word(s))
ISSUE NUMBER: (leave blank for up to 5,000 results)
PUBLISHER:
ORDER BY: (alphabetical, submissions, or year)
COMIC YEAR START: (example: 1964, leave blank for all)
COMIC YEAR END: (example: 1975, leave blank for all)
LABEL TYPE:
SHOW VARIANTS:
CGC CENSUS DATE: (recent and six-month intervals)
PRIOR CENSUS DATE: (only if comparing two dates)

QUICK LINKS:
Highest Counts - MOST RECENT 7 DAYS - 30 DAYS - 90 DAYS
Highest Counts All-Time - TOP 2,500 ALL-TIME - MARVEL - D.C. - OTHER
Highest Grades - CGC 10.0 LIST - CGC 9.9 LIST - UPGRADES AND INCREASES
Summary Totals - GRAND TOTALS - BY DECADE - BY PUBLISHER - BY TITLE
Summary total calculations can take up to 20 seconds

Articles and analysis written about the CGC data...


"CGC Census Analysis" is provided by Greg Holland (©2003-2026).
Data is sourced from the public CGC census (© Certified Guaranty Company, LLC.)
Used with permission of CGC since 2003. Data is from July 01, 2001 to September 16, 2025.
A visual of CGC label changes through the years is available here.
Support this website by using
This page loaded in 0.0195 seconds - return to the home page