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Teenage Mutant Ninja Turtles #31
	Mirage Studios, 7/90

Michael Zulli story, cover & art		Wraparound cover.

Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
1. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	1	9.80	January 08, 2004			1
2. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	1	9.80	July 12, 2004			1
3. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	1	9.80	December 16, 2004			1
4. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	2	9.70	July 07, 2005			1	1
5. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	2	9.70	January 27, 2006			1	1
6. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	2	9.70	June 20, 2006			1	1
7. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	2	9.70	January 10, 2007			1	1
8. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	3	9.60	July 05, 2007			1	1	1
9. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	3	9.60	January 09, 2008			1	1	1
10. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	July 01, 2008			7	3	1
11. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	January 13, 2009			7	3	1
12. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	June 24, 2009			7	3	1
13. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	December 15, 2009			7	3	1
14. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	June 14, 2010			7	3	1
15. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	December 27, 2010			7	3	1
16. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	June 27, 2011			7	3	1
17. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	January 02, 2012			7	3	1
18. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	July 02, 2012			7	3	1
19. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	December 31, 2012			7	3	1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
20. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	June 22, 2013			7	3	1
21. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	December 31, 2013			7	3	1
22. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	11	9.71	July 01, 2014			7	3	1
23. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	13	9.63	December 30, 2014			7	3	1	2
24. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	13	9.63	June 30, 2015			7	3	1	2
25. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	20	9.64	December 29, 2015			11	5	1	3
26. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	20	9.64	June 28, 2016			11	5	1	3
27. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	20	9.64	December 27, 2016			11	5	1	3
28. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	21	9.65	June 27, 2017			12	5	1	3
29. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	23	9.64	January 02, 2018			12	7	1	3
30. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	24	9.63	July 03, 2018			12	7	2	3
31. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	24	9.63	January 01, 2019			12	7	2	3
32. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	24	9.63	July 02, 2019			12	7	2	3
33. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	28	9.64	December 31, 2019			14	9	2	3
34. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	32	9.65	June 30, 2020			16	11	2	3
35. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	47	9.66	December 29, 2020			24	17	3	3
36. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	71	9.63	June 29, 2021			34	23	8	4	2
37. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	92	9.57	December 28, 2021			42	27	12	6	3		1		1
38. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	124	9.47	June 28, 2022			50	37	17	7	6	1	2	1	1	1		1
39. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	135	9.47	December 27, 2022			54	40	19	8	6	2	2	1	1	1		1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
40. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	143	9.48	June 27, 2023			55	44	22	8	6	2	2	1	1	1		1
41. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Universal	150	9.49	December 31, 2023			58	47	23	8	6	2	2	1	1	1		1
42. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	1	9.20	December 27, 2010						1
43. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	1	9.20	June 27, 2011						1
44. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	1	9.20	January 02, 2012						1
45. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	1	9.20	July 02, 2012						1
46. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	2	9.30	December 31, 2012					1	1
47. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	2	9.30	June 22, 2013					1	1
48. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	2	9.30	December 31, 2013					1	1
49. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	2	9.30	July 01, 2014					1	1
50. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	December 30, 2014				1	1	1
51. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	June 30, 2015				1	1	1
52. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	December 29, 2015				1	1	1
53. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	June 28, 2016				1	1	1
54. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	December 27, 2016				1	1	1
55. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	3	9.40	June 27, 2017				1	1	1
56. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	4	8.80	January 02, 2018				1	1	1					1
57. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	5	8.74	July 03, 2018				1	1	1		1			1
58. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	5	8.74	January 01, 2019				1	1	1		1			1
59. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	5	8.74	July 02, 2019				1	1	1		1			1
Books	CGC Label	CGC Total	Avg. Grade	Census Date	10	9.9	9.8	9.6	9.4	9.2	9.0	8.5	8.0	7.5	7.0	6.5	6.0	5.5	5.0	4.5	4.0	3.5	3.0	2.5	2.0	1.8	1.5	1.0	0.5
60. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	5	8.74	December 31, 2019				1	1	1		1			1
61. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	6	8.88	June 30, 2020				2	1	1		1			1
62. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	6	8.88	December 29, 2020				2	1	1		1			1
63. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	7	8.93	June 29, 2021				2	1	2		1			1
64. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	8	8.94	December 28, 2021				2	1	2	1	1			1
65. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	9	8.83	June 28, 2022				2	1	2	1	1	1		1
66. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	14	9.06	December 27, 2022			1	4	2	2	2	1	1		1
67. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	16	9.08	June 27, 2023			1	4	2	4	2	1	1		1
68. Teenage Mutant Ninja Turtles 31 (7/90, Mirage Studios)	Signature	18	9.08	December 31, 2023			1	5	2	4	2	2	1		1

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"CGC Census Analysis" is provided by Greg Holland (©2003-2025).
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