Found this interesting: 
As of 12/2016...
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Code:
Projects by Status
Completed* 27
Currently Under Construction 68
Demolition, Shoring and Excavation 2
Land Use Issued 28
Predevelopment 123
Projects by Category
Biotech/Medical 9
Cultural 8
Education 1
Hotel 18
Hotel/Office 1
Hotel/Residential 13
Industrial 1
Mixed Use 2
Office 41
Office/Residential 7
Residential 142
Retail 4
Transportation 3
Hotel Rooms by Status
Completed* 158
Currently Under Construction 2,781
Demolition, Shoring and Excavation 0
Land Use Issued 651
Predevelopment 2,746
Residential Units by Status
Completed* 2,199
Currently Under Construction 9,210
Demolition, Shoring and Excavation 292
Land Use Issued 3,959
Predevelopment 18,896
Credit: downtown_seattle