diff --git a/cobol_compiler_history.txt b/cobol_compiler_history.txt
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+COBOL compiler name, version, release, product numbers, GA and EOS dates
+
+Compiler Version                        Product number  General availability (GA)   End of support (EOS)
+===================================     ==============  ========================    =====================
+
+OS/VS COBOL	1.2.3	                    5740-CB1	    1974-09-23	                1999-12-31
+OS/VS COBOL	1.2.4	                    5740-CB1	    1976-09-23	                1999-12-31
+VS COBOL II	1.3	                        5668-958	    1988-12-16	                1996-06-30
+VS COBOL II	1.4	                        5668-958	    1993-03-12	                2001-03-31
+COBOL/370 1.1	                        5688-197	    1991-12-20	                1997-09-30
+COBOL for MVS & VM 1.2	                5688-197	    1995-10-27	                2001-12-31
+COBOL for OS/390® & VM 2.1	            5648-A25	    1997-05-23	                2004-12-31
+COBOL for OS/390 & VM 2.2	            5648-A25	    2000-09-29	                2004-12-31
+Enterprise COBOL for z/OS 3.1	        5655-G53	    2001-11-30	                2004-04-04
+Enterprise COBOL for z/OS 3.2	        5655-G53	    2002-09-27	                2005-10-03
+Enterprise COBOL for z/OS 3.3	        5655-G53	    2004-02-27	                2007-04-30
+Enterprise COBOL for z/OS 3.4	        5655-G53	    2005-07-01	                2015-04-30
+Enterprise COBOL for z/OS 4.1	        5655-S71	    2007-12-14	                2014-04-30
+Enterprise COBOL for z/OS 4.2	        5655-S71	    2009-08-28	                2022-04-30
+Enterprise COBOL for z/OS 5.1	        5655-W32	    2013-06-21	                2020-04-30
+Enterprise COBOL for z/OS 5.2	        5655-W32	    2015-02-27	                2020-04-30
+Enterprise COBOL Value Unit  z/OS 5.2	5697-ECV	    2015-10-06	                2020-04-30
+Enterprise COBOL for z/OS 6.1	        5655-EC6	    2016-03-18	                2022-09-30
+Enterprise COBOL Value Unit z/OS 6.1	5697-V61	    2016-03-18	                2022-09-30
+Enterprise COBOL for z/OS 6.2	        5655-EC6	    2017-09-08	                Not announced yet
+Enterprise COBOL Value Unit z/OS 6.2	5697-V61	    2017-09-08	                Not announced yet
+Enterprise COBOL for z/OS 6.3	        5655-EC6	    2019-09-06 	                Not announced yet
+Enterprise COBOL Value Unit z/OS 6.3	5697-V61	    2019-09-06 	                Not announced yet
+Enterprise COBOL for z/OS 6.4	        5655-EC6	    2022-05-27	                Not announced yet
+Enterprise COBOL Value Unitf z/OS1 6.4	5697-V61	    2022-05-27	                Not announced yet