20	Excel 5.0
21	4
22	Excel 4.0
23	2
24	Excel 3.0
25	1
26	Excel 2.1
27	0
28	Mac Excel 4.0
29	2M
30	Mac Excel 3.0
31	1M
60	XLS
61	XLS
62	XLS
63	XLS
64	XLS
65	XLS
98	1
99	Excel