The percentage of properties that are investing within their current establishment and not the level of their investment. Permits for work below $5,000 are considered to be minor and not included in this indicator. A single establishment can apply for and receive multiple permits. Source: Baltimore Department of Housing and Community Development Years Available: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019