Updated provider using mds

Author: schnuerle

README.md

@@ -165,9 +165,9 @@ To add yourself to the [agency list](/agencies.csv) and add your [Policy Require
 
 # Providers Using MDS
 
-Over two dozen mobility service providers (MSPs) around the world use MDS, allowing them to create tools around a single data standard for multiple cities. 
+Over three dozen mobility service providers (MSPs) around the world use MDS, allowing them to create tools around a single data standard for multiple cities. 
 
-- See our **[list of providers using MDS](https://www.openmobilityfoundation.org/mds-users/#mobility-providers-using-mds)**. For a table list with unique IDs, see the MDS [provider list](/providers.csv).
+- See our **[list of providers using MDS](https://www.openmobilityfoundation.org/mds-users/#mobility-providers-using-mds)**. For a table list with unique IDs, see the MDS [provider list](/providers.csv) which includes both service operators and data solution providers.
 
 To add yourself to the provider list, please let us know [via our website](https://www.openmobilityfoundation.org/get-in-touch/) or open an [Issue](https://github.com/openmobilityfoundation/mobility-data-specification/issues) or [Pull Request](https://github.com/openmobilityfoundation/mobility-data-specification/pulls). Find out how in our [Adding an Provider ID](https://github.com/openmobilityfoundation/mobility-data-specification/wiki/Adding-an-MDS-Provider-ID) help document.