evidence: If Your Time is short - City data show that street homelessness decreased by 28 percent from when counting began in 2005 until Bloomberg's last year in office. [...] On his campaign website, Bloomberg claims that during his tenure, "street homelessness decreased by 28 percent." "As Mayor of New York City, Mike led one of the nation’s most ambitious affordable housing plans, implementing several initiatives that have been replicated in cities around the country. During his tenure, street homelessness decreased by 28% and more than 170,000 affordable homes were built or preserved," his site states.