| ...Statistics.Revenue | integer | The total revenue generated by listings in the category | no |
| GetResearchResults.Timestamp | timestamp | The date and time that the results were tabulated. | yes |
| GetResearchResults.ProcessingTime | float | The amount of time (in seconds) it took to execute the search. | yes |
| GetResearchResults.ImageURL | string | The image used to link back to the source of your API data. | yes |
| GetResearchResults.LinkURL | string | The link used to link back to the source of your API data. | yes |
| GetResearchResults.Errors | meta tag | Contains errors that occured during the query process. | no |
| ...Errors.Error | string | Contains the error message string for the particular error. | no |
| GetResearchResults.ModifiedQuery | meta tag | Contain elements describing changes made to the query by the server. | no |
| ...ModifiedQuery.Dates | meta tag | The dates actually searched, if the ones your requested were invalid. | no |
| ...Dates.EndDate | date | This is the last day of the range that was searched. | no |
| ...Dates.StartDate | date | This is the first day of the range that was searched. | no |
| ...ModifiedQuery.RemovedWords | meta tag | Contains words removed from the query by the server. | no |
| ...RemovedWords.RemovedWord | string | Contains a single word which was removed from the query. | no |
| GetResearchResults.SearchResults | meta tag | Contains the results of the search you performed with the API. | no |
| ...SearchResults.Statistics | meta tag | Contains various aggregate totals for the items that matched your search. | no |
| ...Statistics.Revenue | float | The total dollar revenue of all successful auctions in the result set. | yes |
| ...Statistics.Listings | integer | The total number of closed listings, regardless of success or not, in the result set. | yes |
| ...Statistics.Successful | integer | The total number of closed listings that closed successfully in the result set. | yes |
| ...Statistics.Bids | integer | The total number of bids for all listings in the result set, regardless of whether they were successful or not. | yes |
| ...Statistics.ItemsSold | integer | The total number of items sold from successful listings. | yes |
| ...Statistics.ItemsOffered | integer | The total number of items offered from the successful auctions. | yes |
| ...Statistics.AverageSellersPerDay | integer | This is the number of unique sellers that sold products matching the search. | yes |
| ...Statistics.Pricing | meta tag | The pricing subsection contains statistics about high, low, average and frequent prices, as well as standard deviation, for listings in the result set. | no |
| ...Pricing.StartPrice | meta tag | This section contains pricing information about the Start Prices of all successful bid listings. | no |
| ...StartPrice.StandardDeviation | float | The standard deviation of the start prices of successful bid listings. | no |
| ...StartPrice.Lowest | float | The lowest start price that occured in successful bid listings in the result set. | no |
| ...StartPrice.FrequentPrice | meta tag | The starting price that occured most frequently in the result set. | no |
| ...FrequentPrice.Occurrences | integer | The number of times the most frequent price occured. | no |
| ...FrequentPrice.Price | float | The most frequent dollar amount. | no |
| ...StartPrice.Median | float | This is the median start price for all auctions. | no |
| ...StartPrice.Average | float | This is the average starting price of the successful big listings in the result set. | no |
| ...StartPrice.Highest | float | This is the highest price that a successful bid listing in the result set opened for. | no |
| ...Pricing.EndPrice | meta tag | This section contains pricing information about the End Prices of all successful listings. | no |
| ...EndPrice.Median | float | This is the median end price for all auctions. | no |
| ...EndPrice.StandardDeviation | float | This is the standard deviation of the end prices. | no |
| ...EndPrice.Lowest | float | This is the lowest end price that occured in successful items in the result set. | no |
| ...EndPrice.FrequentPrice | meta tag | This is the closing price that occured most frequently in the result set. | no |
| ...FrequentPrice.Occurrences | integer | The number of times the most frequent price occured. | no |
| ...FrequentPrice.Price | float | The most frequent dollar amount. | no |
| ...EndPrice.Average | float | This is the average closing price of the successful item in the result set. | no |
| ...EndPrice.Highest | float | This is the highest price that a successful item in the result set closed for. | no |
| ...Statistics.HourlyData | meta tag | The hourly data breaks down some of the overall totals into hourly totals. | no |
| ...HourlyData.Hour | meta tag | The hour tag contains data for a single hour of the day. | no |
| ...Hour.ItemsOffered | integer | Number of items offered in listings that closed. | no |
| ...Hour.Bids | integer | Total number of Bids placed on listings that closed during this hour. | no |
| ...Hour.ItemsSold | integer | Number of items sold in listings that closed. | no |
| ...Hour.Successful | integer | Number of successful listings that closed during this hour. | no |
| ...Hour.Listings | integer | Number of listings that closed during this hour. | no |
| ...Hour.Revenue | float | Revenue generated by listings that closed during this hour. | no |
| ...Statistics.Features | meta tag | The features tag contains feature usage statisticts. | no |
| ...Features.Feature | meta tag | Contains statistics for a single feature. | no |
| ...Feature.Successful | integer | The total number of successful listings that used the specified feature. | no |
| ...Feature.Listings | integer | This is the total number of listings that used the specified feature. | no |
| ...Statistics.ListingDurations | meta tag | Contains values relating to the volume of listings that close after a specific number of days. | no |
| ...ListingDurations.ListingDuration | meta tag | Contains analytics for a specific listing duration. | no |
| ...ListingDuration.ItemsSold | integer | The total number of items sold in listings that closed after the specified number of days. | no |
| ...ListingDuration.ItemsOffered | integer | The total number of items offered in listings that closed after the specified number of days. | no |
| ...ListingDuration.Bids | integer | The total number of bids on listings that closed after the specified number of days. | no |
| ...ListingDuration.Revenue | float | The total amount of revenue generated by listings that closed after the specified number of days. | no |
| ...ListingDuration.Successful | integer | The total amount of successful listings that closed after the specified number of days. | no |
| ...ListingDuration.Listings | integer | The total amount of listings that closed after the specified number of days. | no |
| ...Statistics.PriceBuckets | meta tag | Price buckets are a range of prices into which listings end prices fall. | no |
| ...PriceBuckets.PriceBucket | meta tag | A single price bucket. | no |
| ...PriceBucket.Successful | integer | The total number of successful listings in the bucket. | no |
| ...Statistics.ListingTypes | meta tag | Returns analysis on what kind of listing types were used for items. | no |
| ...ListingTypes.ListingType | meta tag | Contains total and successful listings information regarding the specified auction type. | no |
| ...ListingType.ItemsSold | integer | Items sold in listings that used the specific listing type. | no |
| ...ListingType.ItemsOffered | integer | Items offered in listings that used the specific listing type. | no |
| ...ListingType.Revenue | float | Revenue generated by listings that used the specific listing type. | no |
| ...ListingType.Successful | integer | NNumber of successful listings that used the specific listing type. | no |
| ...ListingType.Listings | integer | Number of listings that used the specific listing type. | no |
| ...Statistics.DailyData | meta tag | This node contains data for the days of the week. | no |
| ...DailyData.WeekDay | meta tag | This node contains data for a single day of the week. | no |
| ...WeekDay.DayCount | integer | This is the number of days that were aggregated together into the totals in this node. | no |
| ...WeekDay.AverageSellers | integer | This is the total number of unique sellers on this day of the week for days. | no |
| ...WeekDay.ItemsOffered | integer | This is the total number of items offered on this day | no |
| ...WeekDay.ItemsSold | integer | This is the total number of items sold on this day. | no |
| ...WeekDay.Bids | integer | This is the total number of bids to all listings that closed on this day. | no |
| ...WeekDay.Successful | integer | This is the total number of successful listings that closed on this day. | no |
| ...WeekDay.Listings | integer | This is the total number of listings that closed on this day. | no |
| ...WeekDay.Revenue | float | This is the total amount of revenue generated for this day. | no |
| ...SearchResults.Categories | meta tag | Contains information about the categories on eBay in which the items were listed. | no |
| ...Categories.Category | meta tag | Contains information regarding a single child category. | no |
| ...Category.Statistics | meta tag | This node contains statistics about the specific category. | no |
| ...Statistics.ItemsSold | integer | The total number of items sold in listings in the category | no |
| ...Statistics.Successful | integer | The total number of successful listings in the category | no |
| ...Statistics.Listings | integer | The total number of listings from the result set that were found in this category. | no |
| ...Category.FullName | string | The full name of the category starting from the root. | no |
| ...Category.Name | string | The name of this category. | no |
| ...SearchResults.Items | meta tag | Includes information about some of the specific items found within the result set. | no |
| ...Items.Item | meta tag | This node contains data about a single item from the result set. | no |
| ...Item.Title | string | The title of the listing in question. | no |
| ...Item.Subtitle | string | Some listings contain a second title called the subtitle. This can also be up to 55 characters. | no |
| ...Item.ListingDetails | meta tag | Contain data about when a listing opened, closed, and more. | no |
| ...ListingDetails.ViewItemURL | string | A link directly to the listing on eBay. | no |
| ...ListingDetails.EndDate | date | The date that the listing closed. | no |
| ...ListingDetails.EndTime | time | The time that the listing closed. | no |
| ...ListingDetails.StartDate | date | The date that the listing opened. | no |
| ...ListingDetails.StartTime | time | The time that the listing opened. | no |
| ...Item.Site | string | The eBay site on which the listing was placed. | no |
| ...Item.SellerID | integer | The eBay User ID of the seller. | no |
| ...Item.AuctionType | string | The type of auction the listing used. | no |
| ...Item.Flags | meta tag | The flags node contains various important flags regarding the listing. | no |
| ...Flags.Gallery | integer | This flag represents whether the auction used gallery or not. | no |
| ...Flags.Successful | integer | This flag represents whether the auction closed successfully or not. | no |
| ...Item.ItemStatistics | meta tag | This node contains information regarding the pricing, bids, and items within the listing. | no |
| ...ItemStatistics.ItemsSold | integer | The number of items that acutally sold successfully in the auction. | no |
| ...ItemStatistics.ItemsOffered | integer | The number of items offered in the auction. | no |
| ...ItemStatistics.Bids | integer | The number of bids that the listing recieved. | no |
| ...ItemStatistics.EndPrice | float | The price at which the listing closed. | no |
| ...ItemStatistics.StartPrice | float | The price at which the listing opened. | no |
| ...Item.Category | integer | The category ID that an item sold in | no |
| ...SearchResults.PopularKeywords | meta tag | Contains all the popular keywords for the search. | no |
| ...PopularKeywords.Keyword | meta tag | A single popular keyword node. | no |
| ...Keyword.AvgStartPrice | float | The average start price for the keyword combination. | no |
| ...Keyword.ItemsOffered | integer | The number of items offered for the keyword combination. | no |
| ...Keyword.ItemsSold | integer | The number of items sold for the keyword combination. | no |
| ...Keyword.Bids | integer | The number of bids for the keyword combination. | no |
| ...Keyword.Successful | integer | The number of successful listings for the keyword combination. | no |
| ...Keyword.Listings | integer | The number of listings for the keyword combination. | no |
| ...Keyword.Revenue | float | The total revenue for the keyword combination. | no |