Market Shares: IE and RIM

	A	B	C	E	F	G
1	Quarter	IE	RIM	Quarter	IE %	RIM %
2	2008Q3	68	16	2008Q3	0%	0%
3	2008Q4	68	19	2008Q4	0%	-19%
4	2009Q1	64	21	2009Q1	6%	-31%
5	2009Q2	61	19	2009Q2	10%	-19%
6	2009Q3	59	21	2009Q3	13%	-31%
7	2009Q4	57	20	2009Q4	17%	-25%
8	2010Q1	55	20	2010Q1	20%	-25%
9	2010Q2	53	18	2010Q2	22%	-13%
10	2010Q3	51	15	2010Q3	25%	6%
11	2010Q4	48	13	2010Q4	29%	19%
12	2011Q1	46	13	2011Q1	33%	19%
13	2011Q2	44	12	2011Q2	36%	25%
14	2011Q3	42	11	2011Q3	38%	31%
15	2011Q4	40	8	2011Q4	42%	50%
16	2012Q1	36	7	2012Q1	47%	56%
17
18	Slope	-2.265964286	-1.516666667
19	Time to 0	-15.88874704	-4.615384615
20
21	Notes	Slope for IE is from 2008Q3 but slope for RIM is from 2010Q1
22	Data Sources	http://stats.areppim.com/stats/stats_webbrowserxtime.htm
23		http://en.wikipedia.org/wiki/File:World-Wide-Smartphone-Market-Share.png
24		http://www.idc.com/getdoc.jsp?containerId=prUS23299912
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