Bicyclists killed in NYC in 2009 = 12
Pedestrians killed in NYC in 2009 = 155
There were 50% fewer bicycle deaths in NYC as compared to 2008, despite ridership increasing 26% since 2008.
And 90% of all bike-car crashes are caused by inattentive or clumsy motorists.
Update: For all of your bicycle safety questions, see this (thanks Andy!)
There are ten times more pedestrians killed in NYC than bicyclists.