BCM Tree Growth
Bars indicate the number of nodes added to the tree each quarter since the establishment of the Academic Family Tree.
Compare to tree:

BCM Tree Nodes: Quarterly Growth

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Jan 05 Jan 06 Jul 06 Jan 07 Jul 07 Jan 08 Jul 08 Jan 09 Jul 09 Jan 10 Jul 10 Jan 11 Jul 11 Jan 12 Jan 13 Jul 13 Jul 14 Jul 15 Jan 21
Quarter
 BCM Tree 

Node vs. connection growth
It's also interesting to compare the rate of growth of nodes vs. connections. So far, they've grown at a similar pace, but as the tree is getting larger, the number of new connections seems to be gradually outpacing the number of new nodes.

BCM Tree: Nodes vs. Connections

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Jan 05 Jan 06 Apr 06 Jul 06 Oct 06 Jan 07 Apr 07 Jul 07 Oct 07 Jan 08 Apr 08 Jul 08 Oct 08 Jan 09 Apr 09 Jul 09 Oct 09 Jan 10 Jul 10 Oct 10 Jan 11 Apr 11 Jan 12 Jul 12 Oct 12 Jan 13 Apr 13 Jul 13 Apr 14 Apr 15 Jan 16 Apr 16 Jan 18 Oct 20 -2000 -2000 -2000
Quarter
 New nodes  New connections 

Daily growth
A bit more detail about what has been happening during the last month.

BCM Tree: Growth during last 30 days

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30 31 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Day
 BCM Tree