Update index.html

Author: amrapalijz

index.html

@@ -193,7 +193,7 @@ <h1>Survey of API Metadata in the Wild</h1>
 			<li><a href="https://schema.org/APIReference">schema.org API Reference</a>, a reference document for APIs as described by schema.org.
 		</ul>
 
- 		<p>The smartAPI Specification includes 19 metadata elements beyond those included in the Open API Initiative. Examples of the 21 elements are the category to which the API belongs; metadata format and access mode at the API metadata level; the parameter type and parameter value type at the operation parameter level; and the conformance to a specified response profile at the operation response level.</p>
+ 		<p>The smartAPI Specification includes 21 metadata elements beyond those included in the Open API Initiative. Examples of the 21 elements are the category to which the API belongs; metadata format and access mode at the API metadata level; the parameter type and parameter value type at the operation parameter level; and the conformance to a specified response profile at the operation response level.</p>
 
 		<p>We subsequently aggregated all the metadata elements from the eight resources to produce a common list of 54 API metadata elements. We subsequently divided these elements into five categories:</p>